Letter F - Common English words

Commonly used words in written English - letter F with 442 words, sorted alphabetically

The list of words starting with the letter F that occur frequently in written English is based on an analysis of the Google Books Ngram (a collection compiled by Peter Norvig in 2012, containing close to one trillion words).

Word Frequency is calculated as the number of occurrences in one million words.
Word Definition is sourced from the WordNet dictionary. You'll have to look up each word page for its complete definition and Part of Speech (POS) categories.

Word	Frequency	Definition
f	132	(noun) the 6th letter of the Roman alphabet
fa	7	(noun) the syllable naming the fourth (subdominant) note of the diatonic scale in solmization
fable	7	(noun) a short moral story (often with animal characters)
fabric	22	(noun) artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers
facade	7	(noun) the face or front of a building
face	248	(verb) be opposite; (noun) the front of the human head from the forehead to the chin and ear to ear
faced	38	(adjective) having a face or facing especially of a specified kind or number; often used in combination
facet	7	(noun) a smooth surface (as of a bone or cut gemstone)
facial	11	(adjective) of or concerning the face; (noun) cranial nerve that supplies facial muscles
facilitate	35	(verb) make easier
facility	75	(noun) a building or place that provides a particular service or is used for a particular industry
facing	29	(noun) a lining applied to the edge of a garment for ornamentation or strengthening
fact	501	(noun) a piece of information about circumstances that exist or events that have occurred
faction	14	(noun) a dissenting clique
factor	249	(verb) resolve into factors; (noun) anything that contributes causally to a result
factory	52	(noun) a plant consisting of one or more buildings with facilities for manufacturing
factual	7	(adjective) of or relating to or characterized by facts
faculty	49	(noun) one of the inherent cognitive or perceptual powers of the mind
fade	7	(verb) become less clearly visible or distinguishable; disappear gradually or seemingly; (noun) gradually ceasing to be visible
faded	8	(adjective) having lost freshness or brilliance of color
fail	133	(verb) fail to do something; leave something undone
failing	17	(adjective) below acceptable in performance; (noun) a flaw or weak point
failure	113	(noun) an act that fails
faint	21	(verb) pass out from weakness, physical or emotional distress due to a loss of blood supply to the brain; (adjective) deficient in magnitude; barely perceptible; lacking clarity or brightness or loudness etc
fair	89	(verb) join so that the external surfaces blend smoothly; (adjective) free from favoritism or self-interest or bias or deception; conforming with established standards or rules
fairly	52	(adverb) without favoring one party, in a fair evenhanded manner
fairness	7	(noun) conformity with rules or standards
fairy	12	(noun) a small being, human in form, playful and having magical powers
faith	125	(noun) complete confidence in a person or plan etc
faithful	27	(adjective) steadfast in affection or allegiance; (noun) any loyal and steadfast following
faithfully	8	(adverb) in a faithful manner
fall	132	(verb) descend in free fall under the influence of gravity; (noun) the season when the leaves fall from the trees
fallacy	6	(noun) a misconception resulting from incorrect reasoning
fallen	36	(adjective) having dropped by the force of gravity
falling	37	(adjective) becoming lower or less in degree or value
falls	42	(noun) the petals or sepals of a flower that bend downward (especially the outer perianth of an iris)
false	63	(adjective) not in accordance with the fact or reality or actuality
falsehood	5	(noun) a false statement
fame	25	(noun) the state or quality of being widely honored and acclaimed
familiar	61	(adjective) well known or easily recognized; (noun) a person attached to the household of a high official (as a pope or bishop) who renders service in return for support
familiarity	7	(noun) usualness by virtue of being familiar or well known
family	464	(noun) a social unit living together
famine	10	(noun) a severe shortage of food (as through crop failure) resulting in violent hunger and starvation and death
famous	63	(adjective) widely known and esteemed
fan	24	(verb) strike out (a batter), (of a pitcher); (noun) a device for creating a current of air by movement of a surface or surfaces
fancy	25	(verb) have a fancy or particular liking or desire for; (adjective) not plain; decorative or ornamented
fanny	5	(noun) the fleshy part of the human body that you sit on
fantastic	9	(adjective) extraordinarily good or great; used especially as intensifiers
fantasy	18	(verb) indulge in fantasies; (noun) imagination unrestricted by reality
far	388	(adverb) to a considerable degree; very much; (adjective) located at a great distance in time or space or degree
fare	15	(verb) eat well; (noun) the sum charged for riding in a public conveyance
farewell	10	(noun) an acknowledgment or expression of goodwill at parting
farm	93	(verb) be a farmer; work as a farmer; (noun) workplace consisting of farm buildings and cultivated land as a unit
farmer	73	(noun) a person who operates a farm
farming	20	(noun) the practice of cultivating the land or raising stock
farther	29	(adverb) to or at a greater distance in time or space ('farther' is used more frequently than 'further' in this physical sense); (adjective) more distant in especially space or time
fascinating	10	(adjective) capable of arousing and holding the attention
fascination	5	(noun) the state of being intensely interested (as by awe or terror)
fascist	8	(adjective) relating to or characteristic of fascism; (noun) an adherent of fascism or other authoritarian views
fashion	50	(verb) make out of components (often in an improvising manner); (noun) characteristic or habitual practice
fashionable	8	(adjective) being or in accordance with current social fashions
fashioned	12	(adjective) planned and made or fashioned artistically
fast	68	(adverb) quickly or rapidly (often used as a combining form); (verb) abstain from certain foods, as for religious or medical reasons
fastened	8	(adjective) firmly closed or secured
faster	23	(adverb) more quickly
fat	53	(adjective) having an (over)abundance of flesh; (noun) a soft greasy substance occurring in organic tissue and consisting of a mixture of lipids (mostly triglycerides)
fatal	22	(adjective) bringing death
fate	39	(noun) your overall circumstances or condition in life (including everything that happens to you); (verb) decree or designate beforehand
father	314	(noun) a male parent (also used as a term of address to your father)
fatigue	17	(noun) temporary loss of strength and energy resulting from hard physical or mental work
fatty	11	(adjective) containing or composed of fat
fault	48	(noun) (geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other
faulty	5	(adjective) characterized by errors; not agreeing with a model or not following established rules
fauna	6	(noun) all the animal life in a particular region or period
favor	54	(verb) consider as the favorite; (noun) an act of gracious kindness
favorable	23	(adjective) encouraging or approving or pleasing
favored	14	(adjective) preferred above all others and treated with partiality
favorite	27	(adjective) appealing to the general public; (noun) something regarded with special favor or liking
favour	52	(verb) treat gently or carefully; (noun) a feeling of favorable regard
favourable	15	(adjective) presaging or likely to bring good luck or a good outcome
favourite	15	(noun) a special loved one; (adjective) appealing to the general public
fax	52	(verb) send something via a facsimile machine
fbi	6	(noun) a federal law enforcement agency that is the principal investigative arm of the Department of Justice
fe	14	(noun) a heavy ductile magnetic metallic element; is silver-white in pure form but readily rusts; used in construction and tools and armament; plays a role in the transport of oxygen by the blood
fear	162	(verb) be afraid or feel anxious or apprehensive about a possible or probable situation or event; (noun) an emotion experienced in anticipation of some specific pain or danger (usually accompanied by a desire to flee or fight)
fearful	11	(adjective) experiencing or showing fear
feasible	11	(adjective) capable of being done with means at hand and circumstances as they are
feast	18	(verb) partake in a feast or banquet; (noun) something experienced with great delight
feat	6	(noun) a notable achievement
feather	17	(verb) join tongue and groove, in carpentry; (noun) the light horny waterproof structure forming the external covering of birds
feature	158	(noun) a prominent attribute or aspect of something
featured	6	(adjective) made a feature or highlight; given prominence
february	84	(noun) the month following January and preceding March
fed	34	(noun) any federal law-enforcement officer
federal	132	(adjective) of or relating to the central government of a federation; (noun) a member of the Union Army during the American Civil War
federalist	5	(noun) an advocate of federalism
federation	21	(noun) an organization formed by merging several groups or parties
fee	26	(noun) a fixed charge for a privilege or for professional services
feeble	11	(adjective) pathetically lacking in force or effectiveness
feed	40	(verb) provide as food; (noun) food for domestic livestock
feedback	21	(noun) the process in which part of the output of a system is returned to its input in order to regulate its further output
feeding	29	(noun) the act of supplying food and nourishment
feel	204	(verb) undergo an emotional sensation or be in a particular state of mind; (noun) an intuitive awareness
feeling	119	(noun) the experiencing of affective and emotional states
feelings	73	(noun) emotional or moral sensitivity (especially in relation to personal principles or dignity)
fell	87	(verb) cause to fall by or as if by delivering a blow; (noun) seam made by turning under or folding together and stitching the seamed materials to avoid rough edges
fellow	74	(noun) a member of a learned society
fellowship	12	(noun) money granted (by a university or foundation or other agency) for advanced study or research
felt	199	(verb) mat together and make felt-like; (noun) a fabric made of compressed matted animal fibers
female	117	(adjective) being the sex (of plant or animal) that produces fertilizable gametes (ova) from which offspring develop; (noun) an animal that produces gametes (ova) that can be fertilized by male gametes (spermatozoa)
feminine	14	(adjective) associated with women and not with men; (noun) a gender that refers chiefly (but not exclusively) to females or to objects classified as female
feminism	7	(noun) a doctrine that advocates equal rights for women
feminist	22	(adjective) of or relating to or advocating equal rights for women; (noun) a supporter of feminism
fence	19	(verb) enclose with a fence; (noun) a barrier that serves to enclose an area
ferdinand	8	(noun) the king of Castile and Aragon who ruled jointly with his wife Isabella; his marriage to Isabella I in 1469 marked the beginning of the modern state of Spain and their capture of Granada from the Moors in 1492 united Spain as one country; they instituted the Spanish Inquisition in 1478 and supported the expedition of Christopher Columbus in 1492 (1452-1516)
fermentation	6	(noun) a state of agitation or turbulent change or development
fern	6	(noun) any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
ferry	10	(verb) transport from one place to another; (noun) a boat that transports people or vehicles across a body of water and operates on a regular schedule
fertile	12	(adjective) capable of reproducing
fertility	15	(noun) the state of being fertile; capable of producing offspring
fertilizer	11	(noun) any substance such as manure or a mixture of nitrates used to make soil more fertile
festival	24	(noun) a day or period of time set aside for feasting and celebration
fetal	10	(adjective) of or relating to a fetus
fetch	9	(verb) be sold for a certain price; (noun) the action of fetching
fetus	7	(noun) an unborn or unhatched vertebrate in the later stages of development showing the main recognizable features of the mature animal
feudal	11	(adjective) of or relating to or characteristic of feudalism
fever	34	(noun) a rise in the temperature of the body; frequently a symptom of infection
few	432	(adjective) a quantifier that can be used with count nouns and is often preceded by 'a'; a small but indefinite number; (noun) a small elite group
fewer	26	(adjective) (comparative of 'few' used with count nouns) quantifier meaning a smaller number of
fiber	38	(noun) a slender and greatly elongated substance capable of being spun into yarn
fibre	20	(noun) the inherent complex of attributes that determines a persons moral and ethical actions and reactions
fibrous	6	(adjective) (of meat) full of sinews; especially impossible to chew
fiction	35	(noun) a literary work based on the imagination and not necessarily on fact
fidelity	8	(noun) accuracy with which an electronic system reproduces the sound or image of its input signal
field	237	(verb) catch or pick up (balls) in baseball or cricket; (noun) a piece of land cleared of trees and usually enclosed
fields	78	(noun) United States comedian and film actor (1880-1946)
fierce	15	(adjective) marked by extreme intensity of emotions or convictions; inclined to react violently; fervid
fiery	6	(adjective) like or suggestive of fire
fifteen	44	(adjective) being one more than fourteen; (noun) the cardinal number that is the sum of fourteen and one
fifteenth	11	(adjective) coming next after the fourteenth and just before the sixteenth in position; (noun) position 15 in a countable series of things
fifth	52	(adjective) coming next after the fourth and just before the sixth in position; (noun) a quantity of liquor equal to one fifth of a United States gallon
fifty	64	(adjective) being ten more than forty; (noun) the cardinal number that is the product of ten and five
fig	215	(noun) Mediterranean tree widely cultivated for its edible fruit
fight	103	(verb) fight against or resist strongly; (noun) the act of fighting; any contest or struggle
fighter	13	(noun) a high-speed military or naval airplane designed to destroy enemy aircraft in the air
fighting	46	(noun) the act of fighting; any contest or struggle; (adjective) engaged in or ready for military or naval operations
figure	465	(verb) be or play a part of or in; (noun) a diagram or picture illustrating textual material
figured	11	(adjective) (of e.g. fabric design) adorned with patterns
filament	8	(noun) the stalk of a stamen
file	143	(verb) record in a public office or in a court of law; (noun) a set of related records (either written or electronic) kept together
filing	14	(noun) the entering of a legal document into the public record
fill	49	(verb) make full, also in a metaphorical sense; (noun) a quantity sufficient to satisfy
filled	79	(adjective) of purchase orders that have been filled
filling	21	(noun) any material that fills a space or container
film	116	(verb) make a film or photograph of something; (noun) a medium that disseminates moving pictures
filter	44	(verb) remove by passing through a filter; (noun) device that removes something from whatever passes through it
fin	11	(verb) equip (a car) with fins; (noun) a stabilizer on a ship that resembles the fin of a fish
final	130	(adjective) conclusive in a process or progression; (noun) the final match between the winners of all previous matches in an elimination tournament
finally	167	(adverb) after an unspecified period of time or an especially long delay
finance	48	(verb) obtain or provide money for; (noun) the commercial activity of providing funds and capital
finances	7	(noun) assets in the form of money
financial	120	(adjective) involving financial matters
financially	6	(adverb) from a financial point of view
financing	18	(noun) the act of financing
find	412	(verb) come upon, as if by accident; meet with
finding	67	(noun) the decision of a court on issues of fact or law
findings	44	(noun) a collection of tools and other articles used by an artisan to make jewelry or clothing or shoes
fine	151	(adjective) of textures that are smooth to the touch or substances consisting of relatively small particles; (noun) money extracted as a penalty
finely	9	(adverb) in tiny pieces
finer	7	(adjective) (comparative of 'fine') greater in quality or excellence
finger	67	(verb) feel or handle with the fingers; (noun) any of the terminal members of the hand (sometimes excepting the thumb)
finish	27	(verb) provide with a finish; (noun) the place designated as the end (as of a race or journey)
finished	54	(adjective) (of materials or goods) brought to the desired final state
finishing	9	(noun) the act of finishing
finite	19	(adjective) bounded or limited in magnitude or spatial or temporal extent
finland	9	(noun) republic in northern Europe; achieved independence from Russia in 1917
fir	6	(noun) nonresinous wood of a fir tree
fire	165	(verb) cause to go off; (noun) the event of something burning (often destructive)
fired	22	(adjective) having lost your job
fireplace	6	(noun) an open recess in a wall at the base of a chimney where a fire can be built
firing	16	(noun) the act of firing weapons or artillery at an enemy
firm	142	(adverb) with resolute determination; (adjective) marked by firm determination or resolution; not shakable
firmly	26	(adverb) with firmness
first	1,241	(adverb) before anything else; (adjective) preceding all others in time or space or degree
firstly	5	(adverb) before anything else
fiscal	22	(adjective) involving financial matters
fischer	5	(noun) German chemist noted for his synthesis of hemin (1881-1945)
fish	90	(verb) seek indirectly; (noun) any of various mostly cold-blooded aquatic vertebrates usually having scales and breathing through gills
fisher	14	(noun) large dark brown North American arboreal carnivorous mammal
fisherman	11	(noun) someone whose occupation is catching fish
fishery	14	(noun) a workplace where fish are caught and processed and sold
fishing	29	(noun) the act of someone who fishes as a diversion
fissure	5	(verb) break into fissures or fine cracks; (noun) (anatomy) a long narrow slit or groove that divides an organ into lobes
fist	10	(noun) a hand with the fingers clenched in the palm (as for hitting)
fit	82	(verb) be the right size or shape; fit correctly or as desired; (adjective) meeting adequate standards for a purpose
fitness	11	(noun) the quality of being suitable
fitted	21	(adjective) being the right size and shape to fit as desired
fitting	18	(adjective) in harmony with the spirit of particular persons or occasion; (noun) a small and often standardized accessory to a larger system
five	285	(adjective) being one more than four; (noun) the cardinal number that is the sum of four and one
fix	21	(verb) set or place definitely; (noun) informal terms for a difficult situation
fixation	9	(noun) the activity of fastening something firmly in position
fixed	95	(adjective) securely placed or fastened or set
fixing	10	(noun) the act of putting something in working order again
fixture	6	(noun) an object firmly fixed in place (especially in a household)
fl	8	(noun) a state in southeastern United States between the Atlantic and the Gulf of Mexico; one of the Confederate states during the American Civil War
flag	31	(verb) communicate or signal with a flag; (noun) emblem usually consisting of a rectangular piece of cloth of distinctive design
flake	6	(verb) form into flakes
flame	31	(verb) be in flames or aflame
flank	15	(verb) be located at the sides of something or somebody; (noun) the side of military or naval formation
flap	7	(verb) move noisily; (noun) any broad thin and limber covering attached at one edge; hangs loose or projects freely
flare	6	(verb) burn brightly; (noun) a shape that spreads outward
flash	25	(verb) gleam or glow intermittently; (noun) a sudden intense burst of radiant energy
flask	7	(noun) bottle that has a narrow neck
flat	51	(adverb) with flat sails; (adjective) lacking contrast or shading between tones
flatter	6	(verb) praise somewhat dishonestly
flavor	11	(noun) (physics) the six kinds of quarks
flaw	6	(verb) add a flaw or blemish to; make imperfect or defective; (noun) defect or weakness in a person's character
flee	27	(verb) run away quickly
fleet	34	(adjective) moving very fast; (noun) group of aircraft operating together under the same ownership
flesh	35	(verb) remove adhering flesh from (hides) when preparing leather manufacture; (noun) the soft tissue of the body of a vertebrate: mainly muscle tissue and fat
fletcher	7	(noun) prolific English dramatist who collaborated with Francis Beaumont and many other dramatists (1579-1625)
flexibility	17	(noun) the property of being flexible; easily bent or shaped
flexible	20	(adjective) capable of being changed
flies	12	(noun) (theater) the space over the stage (out of view of the audience) used to store scenery (drop curtains)
flight	50	(verb) shoot a bird in flight; (noun) a formation of aircraft in flight
fling	12	(verb) throw with force or recklessness; (noun) the act of flinging
flint	7	(noun) a hard kind of stone; a form of silica more opaque than chalcedony
flip	8	(verb) lightly throw to see which side comes up; (noun) hot or cold alcoholic mixed drink containing a beaten egg
float	17	(verb) be in motion due to some air or water current; (noun) the time interval between the deposit of a check in a bank and its payment
floating	17	(adjective) borne up by or suspended in a liquid; (noun) the act of someone who floats on the water
flock	16	(verb) move as a crowd or in a group; (noun) a church congregation guided by a pastor
flood	27	(verb) cover with liquid, usually water; (noun) the rising of a body of water and its overflowing onto normally dry land
floor	96	(noun) the inside lower horizontal surface (as of a room, hallway, tent, or other structure)
flora	9	(noun) (botany) a living organism lacking the power of locomotion
florence	18	(noun) a town in northeast South Carolina; transportation center
florida	26	(noun) a state in southeastern United States between the Atlantic and the Gulf of Mexico; one of the Confederate states during the American Civil War
flour	16	(verb) cover with flour; (noun) fine powdery foodstuff obtained by grinding and sifting the meal of a cereal grain
flourish	13	(noun) a showy gesture
flow	150	(verb) move or progress freely as if in a stream; (noun) the motion characteristic of fluids (liquids or gases)
flower	79	(noun) a plant cultivated for its blooms or blossoms
flowering	7	(adjective) having a flower or bloom
flowing	17	(noun) the motion characteristic of fluids (liquids or gases); (adjective) designed or arranged to offer the least resistant to fluid flow
fluctuation	15	(noun) a wave motion
fluid	60	(adjective) subject to change; variable; (noun) a substance that is fluid at room temperature and pressure
fluorescence	6	(noun) light emitted during absorption of radiation of some other (invisible) wavelength
flush	9	(adverb) squarely or solidly; (verb) flow freely
flute	7	(verb) form flutes in; (noun) a high-pitched woodwind instrument; a slender tube closed at one end with finger holes on one end and an opening near the closed end across which the breath is blown
flux	19	(noun) the rate of flow of energy or particles across a given surface
fly	52	(verb) travel through the air; be airborne; (adjective) (British informal) not to be deceived or hoodwinked
flying	28	(adjective) hurried and brief
fo	6	(noun) an officer holding the rank of major or lieutenant colonel or colonel
foam	7	(verb) become bubbly or frothy or foaming; (noun) a mass of small bubbles formed in or on a liquid
focal	11	(adjective) of or relating to a focus
focus	90	(verb) cause to converge on or toward a central point; (noun) the concentration of attention or energy on something
focused	28	(adjective) being in focus or brought into focus
focusing	12	(noun) the concentration of attention or energy on something
foe	11	(noun) a personal enemy
fog	10	(noun) droplets of water vapor suspended in the air near the ground
foil	6	(verb) enhance by contrast; (noun) a piece of thin and flexible sheet metal
fold	38	(verb) bend or lay so that one part covers the other; (noun) an angular or rounded shape made by folding
folder	13	(noun) covering that is folded over to protect the contents
folding	6	(noun) a geological process that causes a bend in a stratum of rock; (adjective) capable of being folded up and stored
foliage	8	(noun) the main organ of photosynthesis and transpiration in higher plants
folio	5	(noun) a book (or manuscript) consisting of large sheets of paper folded in the middle to make two leaves or four pages
folk	25	(noun) people in general (often used in the plural)
folklore	6	(noun) the unwritten lore (stories and proverbs and riddles and songs) of a culture
folks	11	(noun) your parents
follow	395	(verb) to travel behind, go after, come after
followers	22	(noun) a group of followers or enthusiasts
following	380	(adjective) going or proceeding or coming after in the same direction; (noun) a group of followers or enthusiasts
folly	10	(noun) the trait of acting stupidly or rashly
fond	16	(adjective) absurd or silly because unlikely
font	9	(noun) a specific size and style of type within a type family
food	219	(noun) any substance that can be metabolized by an animal to give energy and build tissue
fool	24	(verb) make a fool or dupe of; (noun) a person who lacks good judgment
foolish	13	(adjective) devoid of good sense or judgment
foot	268	(verb) pay for something; (noun) the part of the leg of a human being below the ankle joint
football	14	(noun) any of various games played with a ball (round or oval) in which two teams try to kick or carry or propel the ball into each other's goal
footing	7	(noun) status with respect to the relations between people or groups
footnote	9	(noun) a printed note placed below the text on a printed page
footstep	7	(noun) the act of taking a step in walking
for	8,799	(conjunction) for the reason that; on this ground
forbid	12	(verb) command against
forbidden	15	(adjective) excluded from use or mention
force	391	(verb) impose urgently, importunately, or inexorably; (noun) a powerful effect or influence
forced	74	(adjective) produced by or subjected to forcing
ford	25	(verb) cross a river where it's shallow; (noun) a shallow area in a stream that can be forded
fore	10	(adverb) near or toward the bow of a ship or cockpit of a plane
forecast	14	(verb) predict in advance
foregoing	12	(adjective) especially of writing or speech; going before
foreground	5	(verb) move into the foreground to make more visible or prominent; (noun) the part of a scene that is near the viewer
forehead	14	(noun) the part of the face above the eyes
foreign	209	(adjective) of concern to or concerning the affairs of other nations (other than your own)
foreigner	18	(noun) a person who comes from a foreign country; someone who does not owe allegiance to your country
foreman	7	(noun) a person who exercises control over workers
foremost	10	(adverb) prominently forward; (adjective) preceding all others in spatial position
foresee	11	(verb) realize beforehand
forest	94	(noun) the trees and other plants in a large densely wooded area
forestry	8	(noun) the science of planting and caring for forests and the management of growing timber
forever	25	(adverb) for a very long or seemingly endless time
forge	5	(verb) create by hammering; (noun) furnace consisting of a special hearth where metal is heated before shaping
forget	63	(verb) dismiss from the mind; stop remembering
forgive	20	(verb) stop blaming or grant forgiveness
forgiveness	9	(noun) compassionate feelings that support a willingness to forgive
forgotten	33	(adjective) not noticed inadvertently
fork	12	(verb) place under attack with one's own pieces, of two enemy pieces; (noun) cutlery used for serving and eating food
form	693	(verb) create (as an entity); (noun) the phonological or orthographic sound or appearance of a word that can be used to describe or identify something
formal	66	(adjective) being in accord with established forms and conventions and requirements (as e.g. of formal dress)
formally	15	(adverb) with official authorization
format	33	(verb) set (printed matter) into a specific format; (noun) the organization of information according to preset specifications (usually for computer processing)
formation	98	(noun) an arrangement of people or things acting as a unit
formed	123	(adjective) having or given a form or shape
former	137	(noun) the first of two or the first mentioned of two
formerly	33	(adverb) at a previous time
formidable	12	(adjective) extremely impressive in strength or excellence
formula	58	(noun) a group of symbols that make a mathematical statement
formulate	11	(verb) prepare according to a formula
formulated	12	(adjective) devised; developed according to an orderly plan
formulation	21	(noun) a substance prepared according to a formula
forsake	6	(verb) leave someone who needs or counts on you; leave in the lurch
fort	52	(verb) gather in, or as if in, a fort, as for protection or defense
forth	81	(adverb) forward in time or order or degree; (noun) a river in southern Scotland that flows eastward to the Firth of Forth
forthcoming	9	(adjective) available when required or as promised
fortification	6	(noun) defensive structure consisting of walls or mounds built around a stronghold to strengthen it
fortified	6	(adjective) having something added to increase the strength
fortnight	5	(noun) a period of fourteen consecutive days
fortress	12	(noun) a fortified defensive structure
fortunate	14	(adjective) having unexpected good fortune
fortunately	16	(adverb) by good fortune
fortune	45	(noun) a large amount of wealth or prosperity
forty	61	(adjective) being ten more than thirty; (noun) the cardinal number that is the product of ten and four
forum	17	(noun) a public meeting or assembly for open discussion
forward	111	(adverb) at or to or toward the front; (verb) send or ship onward from an intermediate post or station in transit
fossil	14	(adjective) characteristic of a fossil; (noun) the remains (or an impression) of a plant or animal that existed in a past geological age and that has been excavated from the soil
foster	27	(verb) promote the growth of; (adjective) providing or receiving nurture or parental care though not related by blood or legal ties
foul	9	(verb) hit a foul ball; (adjective) (of a baseball) not hit between the foul lines
found	635	(adjective) come upon unexpectedly or after searching; (noun) food and lodging provided in addition to money
foundation	89	(noun) the basis on which something is grounded
founder	23	(verb) sink below the surface; (noun) a person who founds or establishes some institution
founding	11	(noun) the act of starting something for the first time; introducing something new
fountain	13	(noun) a structure from which an artificially produced jet of water arises
four	355	(adjective) being one more than three; (noun) the cardinal number that is the sum of three and one
fourteen	22	(adjective) being one more than thirteen; (noun) the cardinal number that is the sum of thirteen and one
fourteenth	12	(adjective) coming next after the thirteenth in position; (noun) position 14 in a countable series of things
fourth	79	(adjective) coming next after the third and just before the fifth in position or time or degree or magnitude; (noun) following the third position; number four in a countable series
fowl	6	(verb) hunt fowl
fox	25	(verb) become discolored with, or as if with, mildew spots; (noun) alert carnivorous mammal with pointed muzzle and ears and a bushy tail; most are predators that do not hunt in packs
fr	10	(noun) a radioactive element of the alkali-metal group discovered as a disintegration product of actinium
fraction	34	(noun) a component of a mixture that has been separated by a fractional process
fracture	29	(verb) violate or abuse; (noun) breaking of hard tissue such as bone
fragile	6	(adjective) vulnerably delicate
fragment	38	(noun) a piece broken off or cut off of something else
frame	66	(verb) enclose in or as if in a frame; (noun) the framework for a pair of eyeglasses
framed	11	(adjective) provided with a frame
framework	48	(noun) the underlying structure
framing	6	(noun) formulation of the plans and important details
franc	9	(noun) the basic monetary unit in many countries; equal to 100 centimes
france	150	(noun) a republic in western Europe; the largest country wholly in Europe
franchise	11	(verb) grant a franchise to; (noun) an authorization to sell a company's goods or services in a particular place
franco	6	(noun) Spanish general whose armies took control of Spain in 1939 and who ruled as a dictator until his death (1892-1975)
frank	49	(verb) exempt by means of an official pass or letter, as from customs or other checks; (adjective) clearly manifest; evident
frankfurt	6	(noun) a German city; an industrial and commercial and financial center
franklin	23	(noun) a landowner (14th and 15th centuries) who was free but not of noble birth
frankly	8	(adverb) (used as intensives reflecting the speaker's attitude) it is sincerely the case that
fraternity	7	(noun) a social club for male undergraduates
fraud	17	(noun) intentional deception resulting in injury to another person
frederick	23	(noun) a town in northern Maryland to the west of Baltimore
free	293	(verb) grant freedom to; free from confinement; (adjective) not limited or hampered; not under compulsion or restraint
freedom	116	(noun) the condition of being free; the power to act or speak or think without externally imposed restraints
freely	28	(adverb) in a free manner
freeman	11	(noun) a person who is not a serf or a slave
freeze	10	(verb) stop moving or become immobilized; (noun) the withdrawal of heat to change something from a liquid to a solid
freezing	9	(noun) the withdrawal of heat to change something from a liquid to a solid
freight	14	(verb) transport commercially as cargo; (noun) transporting goods commercially at rates cheaper than express rates
french	207	(verb) cut (e.g, beans) lengthwise in preparation for cooking; (adjective) of or pertaining to France or the people of France
frequency	94	(noun) the number of occurrences within a given time period
frequent	50	(verb) be a regular or frequent visitor to a certain place; (adjective) coming at short intervals or habitually
frequently	109	(adverb) many times at short intervals
fresh	68	(adjective) recently made, produced, or harvested
freshly	5	(adverb) very recently
freshman	5	(adjective) used of a person in the first year of an experience (especially in United States high school or college); (noun) a first-year undergraduate
freud	19	(noun) Austrian neurologist who originated psychoanalysis (1856-1939)
friar	6	(noun) a male member of a religious order that originally relied solely on alms
friction	16	(noun) the resistance encountered when one body is moved in contact with another
friday	17	(noun) the sixth day of the week; the fifth working day
friend	291	(noun) a person you know well and regard with affection and trust
friendly	35	(adjective) characteristic of or befitting a friend; (noun) troops belonging to or allied with your own military forces
friendship	38	(noun) the state of being friends (or friendly)
frightened	15	(adjective) made afraid
fringe	10	(verb) adorn with a fringe; (noun) one of the light or dark bands produced by the interference and diffraction of light
frog	10	(verb) hunt frogs for food; (noun) any of various tailless stout-bodied amphibians with long hind limbs for leaping; semiaquatic and terrestrial species
from	4,663	(preposition) used as a function word to indicate a starting point of a physical movement or a starting point in measuring or reckoning or in a statement of limits
front	160	(verb) be oriented in a certain direction, often with respect to another reference point; be opposite to; (noun) the side that is forward or prominent
frontal	8	(adjective) of or relating to the front of an advancing mass of air; (noun) a drapery that covers the front of an altar
frontier	33	(noun) a wilderness at the edge of a settled area of a country
frost	12	(verb) decorate with frosting; (noun) ice crystals forming a white deposit (especially on objects outside)
frown	9	(verb) look angry or sullen, wrinkle one's forehead, as if to signal disapproval; (noun) a facial expression of dislike or displeasure
frozen	17	(adjective) turned into ice; affected by freezing or by long and severe cold
fruit	74	(verb) cause to bear fruit; (noun) the ripened reproductive body of a seed plant
fruitful	7	(adjective) productive or conducive to producing in abundance
frustrated	8	(adjective) disappointingly unsuccessful
frustration	14	(noun) the feeling that accompanies an experience of being thwarted in attaining your goals
fry	5	(verb) be excessively hot; (noun) English painter and art critic (1866-1934)
ft	25	(noun) a linear unit of length equal to 12 inches or a third of a yard
fuel	45	(verb) provide with a combustible substance that provides energy; (noun) a substance that can be consumed to produce energy
fugitive	7	(noun) someone who flees from an uncongenial situation
fulfil	15	(verb) fill, satisfy or meet a want or need or condtion ro restriction
fulfill	10	(verb) fill, satisfy or meet a want or need or condtion ro restriction
fulfilled	14	(adjective) completed to perfection
fulfillment	8	(noun) a feeling of satisfaction at having achieved your desires
fulfilment	6	(noun) a feeling of satisfaction at having achieved your desires
full	271	(verb) beat for the purpose of cleaning and thickening; (adjective) containing as much or as many as is possible or normal
fuller	12	(noun) a workman who fulls (cleans and thickens) freshly woven cloth for a living
fully	97	(adverb) to the greatest degree or extent; completely or entirely; ('full' in this sense is used as a combining form)
fun	26	(noun) activities that are enjoyable or amusing
function	303	(verb) perform as expected when applied; (noun) (mathematics) a mathematical relation such that each element of a given set (the domain of the function) is associated with an element of another set (the range of the function)
functional	41	(adjective) designed for or capable of a particular function or use
functioning	21	(adjective) performing or able to perform its regular function
fund	52	(verb) convert (short-term floating debt) into long-term debt that bears fixed interest and is represented by bonds; (noun) a reserve of money set aside for some purpose
fundamental	65	(adjective) being or involving basic facts or principles; (noun) any factor that could be considered important to the understanding of a particular business
fundamentally	10	(adverb) in essence; at bottom or by one's (or its) very nature
funded	7	(adjective) furnished with funds
funding	18	(noun) financial resources provided to make some project possible
funds	62	(noun) assets in the form of money
funeral	20	(noun) a ceremony at which a dead person is buried or cremated
fungi	6	(noun) the taxonomic kingdom including yeast, molds, smuts, mushrooms, and toadstools; distinct from the green plants
funny	14	(adjective) experiencing odd bodily sensations
fur	24	(noun) the dressed hairy coat of a mammal
furious	8	(adjective) (of the elements) as if showing violent anger
furnace	17	(noun) an enclosed chamber in which heat is produced to heat buildings, destroy refuse, smelt or refine ores, etc.
furnish	21	(verb) provide or equip with furniture
furnished	24	(adjective) provided with whatever is necessary for a purpose (as furniture or equipment or authority)
furnishing	8	(noun) (usually plural) accessory wearing apparel
furniture	24	(noun) furnishings that make a room or other area ready for occupancy
further	286	(adverb) to or at a greater extent or degree or a more advanced stage ('further' is used more often than 'farther' in this abstract sense); (adjective) more distant in especially degree
furthermore	43	(adverb) in addition
fury	11	(noun) a feeling of intense anger
fuse	7	(verb) become plastic or fluid or liquefied from heat; (noun) an electrical device that can interrupt the flow of electrical current when it is overloaded
fused	5	(adjective) joined together into a whole
fusion	13	(noun) an occurrence that involves the production of a union
futile	6	(adjective) producing no result or effect
future	209	(adjective) yet to be or coming; (noun) the time yet to come
fuzzy	5	(adjective) confused and not coherent; not clearly thought out