12-letter words starting with F
Embark on a linguistic journey with words that begin with the letter F. This section showcases how F at the start shapes the identity and sound of various words. From commonly used terms to rare finds, explore the diverse range of words that start with F, enriching your vocabulary and appreciation for language.
| Word | Points | Definition | Sentence example |
|---|---|---|---|
| formaldehyde | 25 | a colorless poisonous gas; made by the oxidation of methanol | - |
| fundamentals | 18 | principles from which other truths can be derived | first you must learn the fundamentals |
| figuratively | 22 | in a figurative sense | figuratively speaking,... |
| flamethrower | 23 | a weapon that squirts ignited fuel for several yards | - |
| faithfulness | 21 | the quality of being faithful | - |
| fraternizing | 25 | - | - |
| fearlessness | 15 | feeling no fear | - |
| fiddlesticks | 23 | - | - |
| fermentation | 17 | a process in which an agent causes an organic substance to break down into simpler substances; especially, the anaerobic breakdown of sugar into alcohol | - |
| fibrillation | 17 | act or process of forming fibrils | - |
| frankincense | 21 | an aromatic gum resin obtained from various Arabian or East African trees; formerly valued for worship and for embalming and fumigation | - |
| friendliness | 16 | a feeling of liking for another person; enjoyment in their company | - |
| facilitating | 18 | - | - |
| flagellation | 16 | beating with a whip or strap or rope as a form of punishment | - |
| forensically | 20 | - | - |
| familiarized | 27 | having achieved a comfortable relation with your environment | - |
| fireproofing | 21 | - | - |
| folliculitis | 17 | inflammation of a hair follicle | - |
| felicitating | 18 | - | - |
| fluorescence | 19 | light emitted during absorption of radiation of some other (invisible) wavelength | - |
| fountainhead | 19 | an abundant source | - |
| fainthearted | 19 | lacking conviction or boldness or courage | - |
| featherbrain | 20 | - | - |
| felicitation | 17 | (usually plural) an expression of pleasure at the success or good fortune of another | - |
| foundational | 16 | - | - |
| freestanding | 17 | standing apart; not attached to or supported by anything | a freestanding bell tower |
| flamboyantly | 25 | in a fancy colorful manner | he dresses rather flamboyantly |
| fraudulently | 19 | in a dishonest and fraudulent manner | this money was fraudulently obtained |
| functionally | 20 | with respect to function | the two units are functionally interdependent |
| facilitation | 17 | act of assisting or making easier the progress or improvement of something | - |
| factionalism | 19 | - | - |
| fluorocarbon | 19 | a halocarbon in which some hydrogen atoms have been replaced by fluorine; used in refrigerators and aerosols | - |
| fortuitously | 18 | by good fortune | - |
| fruitfulness | 18 | the intellectual productivity of a creative imagination | - |
| fabulousness | 17 | - | - |
| familiarised | 18 | having achieved a comfortable relation with your environment | - |
| fastidiously | 19 | in a fastidious and painstaking manner | - |
| federalizing | 26 | - | - |
| feebleminded | 21 | retarded in intellectual development | - |
| fraternising | 16 | - | - |
| freewheeling | 22 | cheerfully irresponsible | freewheeling urban youths |
| frictionless | 17 | lacking all friction | a perpetual motion machine would have to be frictionless |
| frontispiece | 19 | an ornamental facade | - |
| fabrications | 19 | - | - |
| fabulosities | 17 | - | - |
| facelessness | 17 | - | - |
| faceplanting | 20 | - | - |
| facilenesses | 17 | - | - |
| facilitative | 20 | freeing from difficulty or impediment | facilitative changes in the economic structure |
| facilitators | 17 | - | - |
| facilitatory | 20 | inducing or aiding in facilitating neural activity | - |
| facsimileing | 20 | - | - |
| facsimilists | 19 | - | - |
| factionalise | 17 | - | - |
| factionalist | 17 | - | - |
| factionalize | 26 | - | - |
| factionaries | 17 | - | - |
| factiousness | 17 | - | - |
| factitiously | 20 | - | - |
| factualistic | 19 | - | - |
| factualities | 17 | - | - |
| faineantises | 15 | - | - |
| faintishness | 18 | - | - |
| fairnitickle | 21 | - | - |
| fairniticles | 17 | - | - |
| fairnytickle | 24 | - | - |
| fairnyticles | 20 | - | - |
| fairyflosses | 21 | - | - |
| faldistories | 16 | - | - |
| fallaciously | 20 | - | - |
| fallennesses | 15 | - | - |
| fallibilisms | 19 | - | - |
| fallibilists | 17 | - | - |
| fallibleness | 17 | - | - |
| fallownesses | 18 | - | - |
| familiariser | 17 | - | - |
| familiarises | 17 | - | - |
| familiarizer | 26 | - | - |
| familiarizes | 26 | - | - |
| familiarness | 17 | - | - |
| famousnesses | 17 | - | - |
| fanaticising | 18 | - | - |
| fanaticizing | 27 | - | - |
| fancifulness | 20 | - | - |
| fanfaronaded | 20 | - | - |
| fanfaronades | 19 | - | - |
| fantasticate | 17 | - | - |
| fantasticism | 19 | - | - |
| fantasticoes | 17 | - | - |
| fantasylands | 19 | - | - |
| faradisation | 16 | - | - |
| faradization | 25 | - | - |
| farcicalness | 19 | - | - |
| farnarkeling | 20 | - | - |
| farsightedly | 23 | - | - |
| farthingales | 19 | - | - |
| farthingland | 20 | - | - |
| farthingless | 19 | - | - |
| fascicularly | 22 | - | - |
| fasciculated | 20 | - | - |
| fascinatedly | 21 | - | - |
| fascinations | 17 | - | - |
| fascioliases | 17 | - | - |
| fascioliasis | 17 | infestation with the liver fluke Fasciola hepatica; liver damage sometimes occurs; related to liver rot | - |
| fashionables | 20 | - | - |
| fashionistas | 18 | - | - |
| fashiousness | 18 | - | - |
| fatherliness | 18 | the benignity and protectiveness of or befitting a father | the gentleness and fatherliness of the strange old man eased her fears |
| fathomlessly | 23 | - | - |
| fatigability | 21 | susceptibility to fatigue; a tendency to get tired or lose strength | - |
| faultfinders | 19 | - | - |
| faultfinding | 20 | tending to find and call attention to faults | an excessively demanding and faultfinding tutor |
| faultinesses | 15 | - | - |
| fauxbourdons | 25 | - | - |
| favorability | 23 | - | - |
| favouredness | 19 | - | - |
| favouritisms | 20 | - | - |
| fearsomeness | 17 | - | - |
| feasibleness | 17 | the quality of being doable | - |
| featheredged | 21 | having a rough edge; used of handmade paper or paper resembling handmade | - |
| featheredges | 20 | - | - |
| featherheads | 22 | - | - |
| featheriness | 18 | a light softness | - |
| featherlight | 22 | - | - |
| featlinesses | 15 | - | - |
| febrifacient | 22 | - | - |
| fecklessness | 21 | worthlessness due to being feeble and ineffectual | - |
| fecundations | 18 | - | - |
| federalising | 17 | - | - |
| federalistic | 18 | - | - |
| federatively | 22 | - | - |
| feeblenesses | 17 | - | - |
| feedingstuff | 23 | - | - |
| feedthroughs | 23 | - | - |
| feistinesses | 15 | - | - |
| feldspathoid | 22 | - | - |
| feldspathose | 21 | - | - |
| felicitators | 17 | - | - |
| felicitously | 20 | in a felicitous manner | a not felicitously chosen word |
| felinenesses | 15 | - | - |
| fellmongered | 19 | - | - |
| fellowshiped | 24 | - | - |
| felspathoids | 21 | - | - |
| femalenesses | 17 | - | - |
| feminalities | 17 | - | - |
| feminilities | 17 | - | - |
| feminineness | 17 | the properties characteristic of the female sex | - |
| femininities | 17 | - | - |
| feminisation | 17 | the process of becoming feminized; the development of female characteristics (loss of facial hair or breast enlargement) in a male because of hormonal disorders or castration | - |
| feminization | 26 | the process of becoming feminized; the development of female characteristics (loss of facial hair or breast enlargement) in a male because of hormonal disorders or castration | - |
| femtoseconds | 20 | - | - |
| fenestrating | 16 | - | - |
| fenestration | 15 | surgical procedure that creates a new fenestra to the cochlea in order to restore hearing lost because of osteosclerosis | - |
| fenfluramine | 20 | - | - |
| fennelflower | 21 | - | - |
| fermentative | 20 | - | - |
| fernitickles | 21 | - | - |
| fernytickles | 24 | - | - |
| ferricyanide | 21 | salt of ferricyanic acid obtained by oxidation of a ferrocyanide | - |
| ferrimagnets | 18 | - | - |
| ferrochromes | 22 | - | - |
| ferrocyanide | 21 | salt of ferrocyanic acid usually obtained by a reaction of a cyanide with iron sulphate | - |
| ferromagnets | 18 | - | - |
| ferronickels | 21 | - | - |
| ferronnieres | 15 | - | - |
| ferrosilicon | 17 | - | - |
| ferrugineous | 16 | - | - |
| fertigations | 16 | - | - |
| fertilisable | 17 | - | - |
| fertilizable | 26 | capable of being fertilized | - |
| fervidnesses | 19 | - | - |
| festinations | 15 | - | - |
| festivalgoer | 19 | - | - |
| festooneries | 15 | - | - |
| festschrifts | 23 | - | - |
| fetoproteins | 17 | - | - |
| feverishness | 21 | a rise in the temperature of the body; frequently a symptom of infection | - |
| fianchettoed | 21 | - | - |
| fianchettoes | 20 | - | - |
| fiberglassed | 19 | - | - |
| fiberglasses | 18 | - | - |
| fiberisation | 17 | - | - |
| fiberization | 26 | - | - |
| fibreglassed | 19 | - | - |
| fibreglasses | 18 | - | - |
| fibrillating | 18 | - | - |
| fibrilliform | 22 | - | - |
| fibrinogenic | 20 | - | - |
| fibrinolyses | 20 | - | - |
| fibrinolysin | 20 | an enzyme that dissolves the fibrin of blood clots | - |
| fibrinolysis | 20 | a normal ongoing process that dissolves fibrin and results in the removal of small blood clots | drugs causing fibrinolysis have been utilized therapeutically |
| fibrinolytic | 22 | - | - |
| fibroblastic | 21 | - | - |
| fibrocements | 21 | - | - |
| fibromyalgia | 23 | - | - |
| fibronectins | 19 | - | - |
| fibrosarcoma | 21 | - | - |
| fibrositides | 18 | - | - |
| fibrositises | 17 | - | - |
| ficklenesses | 21 | - | - |
| fictionalise | 17 | make into fiction | - |
| fictionality | 20 | - | - |
| fictionalize | 26 | make into fiction | The writer fictionalized the lives of his parents in his latest novel |
| fictionising | 18 | - | - |
| fictionizing | 27 | - | - |
| fictitiously | 20 | in a false manner intended to mislead | - |
| fiddledeedee | 19 | - | - |
| fieldworkers | 23 | - | - |
| fiendishness | 19 | - | - |
| fiercenesses | 17 | - | - |
| figurability | 21 | - | - |
| filialnesses | 15 | - | - |
| filibustered | 18 | - | - |
| filibusterer | 17 | a legislator who gives long speeches in an effort to delay or obstruct legislation that he (or she) opposes | - |
| filiopietism | 19 | - | - |
| fillagreeing | 17 | - | - |
| filmsettings | 18 | - | - |
| filthinesses | 18 | - | - |
| filtrability | 20 | - | - |
| fimbriations | 19 | - | - |
| finalisation | 15 | the act of finalizing | - |
| finalization | 24 | the act of finalizing | - |
| financialist | 17 | - | - |
| financiering | 18 | - | - |
| finasterides | 16 | - | - |
| fineableness | 17 | - | - |
| fingerboards | 19 | - | - |
| fingerguards | 18 | - | - |
| fingerpicked | 25 | - | - |
| fingerplates | 18 | - | - |
| fingerprints | 18 | - | - |
| fingerstalls | 16 | - | - |
| finicalities | 17 | - | - |
| finicketiest | 21 | - | - |
| finitenesses | 15 | - | - |
| firebombings | 22 | - | - |
| firecherries | 20 | - | - |
| firecrackers | 23 | - | - |
| firefighters | 22 | - | - |
| firefighting | 23 | - | - |
| firelighters | 19 | - | - |
| firescapings | 20 | - | - |
| fishwifelier | 24 | - | - |
| fissicostate | 17 | - | - |
| fissilingual | 16 | - | - |
| fissionables | 17 | - | - |
| fissipalmate | 19 | - | - |
| fissiparisms | 19 | - | - |
| fissirostral | 15 | - | - |
| fisticuffing | 24 | - | - |
| fitfulnesses | 18 | - | - |
| flabbergasts | 20 | - | - |
| flabbinesses | 19 | - | - |
| flabellation | 17 | - | - |
| flabelliform | 22 | - | - |
| flaccidities | 20 | - | - |
| flagellating | 17 | - | - |
| flagellators | 16 | - | - |
| flagellatory | 19 | - | - |
| flagelliform | 21 | - | - |
| flagginesses | 17 | - | - |
| flagitations | 16 | - | - |
| flagitiously | 19 | - | - |
| flagrantness | 16 | - | - |
| flamboyances | 24 | - | - |
| flamboyantes | 22 | - | - |
| flameproofed | 23 | - | - |
| flameproofer | 22 | - | - |
| flammability | 24 | the quality of being easily ignited and burning rapidly | - |
| flammiferous | 22 | - | - |
| flammulation | 19 | - | - |
| flannelboard | 18 | - | - |
| flannelettes | 15 | - | - |
| flannelgraph | 21 | - | - |
| flannelliest | 15 | - | - |
| flapperhoods | 23 | - | - |
| flashbacking | 27 | - | - |
| flashforward | 25 | - | - |
| flashinesses | 18 | - | - |
| flashmobbing | 25 | - | - |
| flashpackers | 26 | - | - |
| flatteringly | 19 | - | - |
| flatterously | 18 | - | - |
| flatulencies | 17 | - | - |
| flaughtering | 20 | - | - |
| flaviviruses | 21 | - | - |
| flavoprotein | 20 | - | - |
| flavourfully | 24 | - | - |
| flawlessness | 18 | the state of being without a flaw or defect | - |
| flectionless | 17 | - | - |
| fleecinesses | 17 | - | - |
| fleetingness | 16 | the property of lasting for a very short time | - |
| fleshinesses | 18 | - | - |
| fleshmongers | 21 | - | - |
| flexecutives | 27 | - | - |
| flexibleness | 24 | the quality of being adaptable or variable | - |
| flexitarians | 22 | - | - |
| flexographic | 30 | - | - |
| flickeringly | 25 | - | - |
| flickertails | 21 | - | - |
| flimflammers | 24 | - | - |
| flimflammery | 27 | - | - |
| flimflamming | 25 | - | - |
| flimsinesses | 17 | - | - |
| flintinesses | 15 | - | - |
| flipflopping | 25 | - | - |
| flippantness | 19 | - | - |
| flittermouse | 17 | - | - |
| floatability | 20 | - | - |
| flocculating | 20 | - | - |
| flocculation | 19 | the process of flocculating; forming woolly cloudlike aggregations | - |
| flocculators | 19 | - | - |
| flocculences | 21 | - | - |
| flocculently | 22 | - | - |
| floodlighted | 21 | illuminated by means of floodlights | - |
| floorwalkers | 22 | - | - |
| floppinesses | 19 | - | - |
| florescences | 19 | - | - |
| floriculture | 17 | the cultivation of flowering plants | - |
| floridnesses | 16 | - | - |
| flourishiest | 18 | - | - |
| flowcharting | 24 | - | - |
| fluconazoles | 26 | - | - |
| fluctuations | 17 | - | - |
| fluegelhorns | 19 | - | - |
| fluentnesses | 15 | - | - |
| fluffinesses | 21 | - | - |
| fluidextract | 25 | - | - |
| fluidisation | 16 | - | - |
| fluidization | 25 | - | - |
| fluorapatite | 17 | a form of apatite in which fluorine predominates over chlorine | - |
| fluoresceine | 17 | a yellow dye that is visible even when highly diluted; used as an absorption indicator when silver nitrate solution is added to sodium chloride in order to precipitate silver chloride (turns pink when no chloride ions are left in solution and negative fluorescein ions are then absorbed) | - |
| fluoresceins | 17 | - | - |
| fluorescents | 17 | - | - |
| fluoridating | 17 | - | - |
| fluoridation | 16 | the addition of a fluoride to the water supply (to prevent dental decay) | - |
| fluoridising | 17 | - | - |
| fluoridizing | 26 | - | - |
| fluorimeters | 17 | - | - |
| fluorimetric | 19 | - | - |
| fluorinating | 16 | - | - |
| fluorination | 15 | - | - |
| fluorochrome | 22 | any of various fluorescent substances used in fluorescence microscopy to stain specimens | - |
| fluorography | 24 | - | - |
| fluorometers | 17 | - | - |
| fluorometric | 19 | - | - |
| fluorophores | 20 | - | - |
| fluoroscoped | 20 | - | - |
| fluoroscopes | 19 | - | - |
| fluoroscopic | 21 | - | - |
| fluorouracil | 17 | an antimetabolite used to treat certain cancers | - |
| fluphenazine | 29 | tranquilizer used to treat psychotic disorders | - |
| flusterments | 17 | - | - |
| flustrations | 15 | - | - |
| flutterboard | 18 | - | - |
| flutteringly | 19 | - | - |
| fluviomarine | 20 | - | - |
| fluvoxamines | 27 | - | - |
| focalisation | 17 | the confinement of an infection to a limited area | - |
| focalization | 26 | the confinement of an infection to a limited area | - |
| foetidnesses | 16 | - | - |
| foetoscopies | 19 | - | - |
| folkloristic | 21 | - | - |
| folksinesses | 19 | - | - |
| folksingings | 21 | - | - |
| folksonomies | 21 | - | - |
| folktronicas | 21 | - | - |
| folliculated | 18 | - | - |
| folliculites | 17 | - | - |
| followership | 23 | - | - |
| fomentations | 17 | - | - |
| fonticuluses | 17 | - | - |
| fontinalises | 15 | - | - |
| foodlessness | 16 | - | - |
| foolhardiest | 19 | - | - |
| foolhardises | 19 | - | - |
| foolhardizes | 28 | - | - |
| footballenes | 17 | - | - |
| footballists | 17 | - | - |
| footbreadths | 21 | - | - |
| footdraggers | 18 | - | - |
| footdragging | 19 | - | - |
| footfaulting | 19 | - | - |
| footlamberts | 19 | - | - |
| footlessness | 15 | - | - |
| footplateman | 19 | - | - |
| footplatemen | 19 | - | - |
| footsloggers | 17 | - | - |
| footslogging | 18 | - | - |
| footsoreness | 15 | - | - |
| footweariest | 18 | - | - |
| foraminifera | 20 | foraminifers | - |
| foraminifers | 20 | - | - |
| forbearances | 19 | - | - |
| forbearingly | 21 | - | - |
| forbiddances | 21 | - | - |
| forbiddingly | 23 | in an unpleasant or menacing manner | it was forbiddingly dark in the corridor |
| forcednesses | 18 | - | - |
| forcefulness | 20 | physical energy or intensity | a government has not the vitality and forcefulness of a living man |
| forcibleness | 19 | - | - |
| forcipations | 19 | - | - |
| forebodement | 20 | - | - |
| forebodingly | 22 | - | - |
| forecarriage | 18 | - | - |
| forecastable | 19 | - | - |
| forecastings | 18 | - | - |
| forecheckers | 26 | - | - |
| forechecking | 27 | - | - |
| foreclosable | 19 | - | - |
| foreclosures | 17 | - | - |
| forefatherly | 24 | - | - |
| foregathered | 20 | - | - |
| foregoneness | 16 | - | - |
| foregrounded | 18 | - | - |
| forehandedly | 23 | - | - |
| forejudgment | 26 | - | - |
| foreknowable | 24 | - | - |
| foremanships | 22 | - | - |
| foreordained | 17 | established or prearranged unalterably | his place in history was foreordained |
| forepayments | 22 | - | - |
| foreplanning | 18 | - | - |
| forepointing | 18 | - | - |
| forequarters | 24 | - | - |
| forereaching | 21 | - | - |
| forereadings | 17 | - | - |
| foreseeingly | 19 | - | - |
| foreshadowed | 23 | - | - |
| foreshadower | 22 | - | - |
| foreshortens | 18 | - | - |
| foresightful | 22 | planning prudently for the future | - |
| foreslacking | 22 | - | - |
| forespeaking | 22 | - | - |
| forespending | 19 | - | - |
| forestallers | 15 | - | - |
| forestalling | 16 | the act of preventing something by anticipating and disposing of it effectively | - |
| forestalment | 17 | - | - |
| forestations | 15 | - | - |
| forestaysail | 18 | - | - |
| foreswearing | 19 | - | - |
| foreteaching | 21 | - | - |
| forethinkers | 22 | - | - |
| forethinking | 23 | - | - |
| forethoughts | 22 | - | - |
| foretokening | 20 | - | - |
| foretopmasts | 19 | - | - |
| foretriangle | 16 | - | - |
| forewarnings | 19 | - | - |
| foreweighing | 23 | - | - |
| forgathering | 20 | - | - |
| forgeability | 21 | - | - |
| forgetteries | 16 | - | - |
| forgettingly | 20 | - | - |
| forjudgments | 26 | - | - |
| forkednesses | 20 | - | - |
| formalisable | 19 | - | - |
| formalizable | 28 | - | - |
| formalnesses | 17 | - | - |
| formications | 19 | - | - |
| formlessness | 17 | - | - |
| formularised | 18 | - | - |
| formulariser | 17 | - | - |
| formularises | 17 | - | - |
| formularized | 27 | - | - |
| formularizer | 26 | - | - |
| formularizes | 26 | - | - |
| formulations | 17 | - | - |
| fornications | 17 | - | - |
| fornicatress | 17 | a woman adulterer | - |
| forsakenness | 19 | - | - |
| forswornness | 18 | - | - |
| fortepianist | 17 | - | - |
| forthrightly | 25 | directly and without evasion; not roundabout | spoke forthright (or forthrightly) and to the point |
| fortifyingly | 25 | - | - |
| fortresslike | 19 | - | - |
| forwandering | 20 | - | - |
| fossilisable | 17 | - | - |
| fossilizable | 26 | - | - |
| fothergillas | 19 | - | - |
| foundationer | 16 | - | - |
| fountainless | 15 | - | - |
| fourdriniers | 16 | - | - |
| fourfoldness | 19 | - | - |
| foursquarely | 27 | - | - |
| fourteenthly | 21 | - | - |
| fractalities | 17 | - | - |
| fractionally | 20 | - | - |
| fractionated | 18 | - | - |
| fractionates | 17 | - | - |
| fractionator | 17 | - | - |
| fractionised | 18 | - | - |
| fractionises | 17 | - | - |
| fractionized | 27 | - | - |
| fractionizes | 26 | - | - |
| fractionlets | 17 | - | - |
| fractocumuli | 21 | - | - |
| fractography | 26 | - | - |
| fractostrati | 17 | - | - |
| fragmentally | 21 | - | - |
| fragmentated | 19 | - | - |
| fragmentates | 18 | - | - |
