8-letter words containing m, f
- finitism — the view that only those entities may be admitted to mathematics that can be constructed in a finite number of steps, and only those propositions entertained whose truth can be proved in a finite number of steps
- finnmark — the markka of Finland.
- firearms — Plural form of firearm.
- firebomb — an explosive device with incendiary effects.
- firedamp — a combustible gas consisting chiefly of methane, formed especially in coal mines, and dangerously explosive when mixed with certain proportions of atmospheric air.
- firemark — a plaque mounted on the outside of a building indicating the insurance company by which that building is insured
- fireroom — a chamber in which the boilers of a steam vessel are fired.
- fireworm — the larva of any of several moths, as Rhopobota naevana (black-headed fireworm) which feeds on the leaves of cranberries and causes them to wither.
- firmless — unstable, unsteady, not firmly fixed
- firmness — not soft or yielding when pressed; comparatively solid, hard, stiff, or rigid: firm ground; firm texture.
- firmware — a microprogram stored in ROM, designed to implement a function that had previously been provided in software.
- fishmeal — dried fish ground for use as fertilizer, animal feed, or an ingredient in other foods.
- fishworm — an earthworm.
- fisnomie — an archaic spelling of physiognomy
- fistbump — A fist bump.
- fistmele — (archery) A traditional unit of distance equal to the width of a clenched fist with the thumb extended (approx. 6\u00bd inches or 16\u00bd centimetres).
- fitments — Plural form of fitment.
- fivesome — A group of five persons or things.
- flambeau — a flaming torch.
- flambeed — Also, flambéed [flahm-beyd] /flɑmˈbeɪd/ (Show IPA). (of food) served in flaming liquor, especially brandy: steak flambé.
- flame on — (messaging, jargon) To begin or continue to flame. The punning reference to Marvel Comics's Human Torch is no longer widely recognised. The phrase "flame on" may actually precede the flame, in which case "flame off" will follow it. See rave, burble.
- flamenco — a style of dancing, characteristic of the Andalusian Gypsies, that is strongly rhythmic and involves vigorous actions, as clapping the hands and stamping the feet.
- flameout — burning gas or vapor, as from wood or coal, that is undergoing combustion; a portion of ignited gas or vapor.
- flamingo — any of several aquatic birds of the family Phoenicopteridae, having very long legs and neck, webbed feet, a bill bent downward at the tip, and pinkish to scarlet plumage.
- flamings — Plural form of flaming.
- flamming — a deception or trick.
- flammule — a small flame
- flashmob — Alternative spelling of flash mob.
- flatform — A type of shoe with a flat, platform sole.
- flatmate — A person who shares a flat (apartment) with others.
- flatworm — any worm of the phylum Platyhelminthes, having bilateral symmetry and a soft, solid, usually flattened body, including the planarians, tapeworms, and trematodes; platyhelminth.
- flaysome — (UK dialectal, Northern England, Scotland) Terrifying; frightful.
- fleasome — having fleas; flea-ridden
- flemming — Walther [vahl-tuh r] /ˈvɑl tər/ (Show IPA), 1843–1905, German cell biologist.
- flextime — a system of working that allows an employee to choose, within limits, the hours for starting and leaving work each day.
- flimflam — a trick or deception, especially a swindle or confidence game involving skillful persuasion or clever manipulation of the victim.
- flimsier — Comparative form of flimsy.
- flimsily — In a flimsy manner.
- floorman — a floor manager.
- flotsams — Plural form of flotsam.
- flummery — oatmeal or flour boiled with water until thick.
- flymaker — a person who makes fishing flies
- foamable — Capable of being converted into foam.
- foamiest — Superlative form of foamy.
- foamless — Without foam.
- fog lamp — a powerful light for use in foggy conditions, usually positioned low down on the front or rear of a road vehicle
- fogeydom — the state or disposition of a fogey
- foilsman — a person who fences with a foil.
- folkmoot — (formerly, in England) a general assembly of the people of a shire, town, etc.
- fomented — Simple past tense and past participle of foment.