13-letter words containing s, n, e, f, r
- fishbone fern — a common Australian fern, Nephrolepsis cordifolia, having fronds with many pinnae
- fisher of men — an evangelist
- flabergasting — Present participle of flabergast.
- flavoproteins — Plural form of flavoprotein.
- flowering ash — a variety of ash tree that produces conspicuous flowers
- flugelhornist — One who plays the flugelhorn.
- fluorescently — In a fluorescent manner; using fluorescence.
- fly fisherman — one who fishes by fly-casting
- flying saucer — any of various disk-shaped objects allegedly seen flying at high speeds and altitudes, often with extreme changes in speed and direction, and thought by some to be manned by intelligent beings from outer space.
- foerstner bit — a bit for drilling blind holes, guided from the rim rather than from the center to permit it to enter the wood at an oblique angle.
- folding press — a fall in wrestling won by folding one's opponent's legs up to his head and pressing his shoulders to the floor
- fons et origo — the source and origin
- fool's errand — a completely absurd, pointless, or useless errand.
- foolhardiness — recklessly or thoughtlessly bold; foolishly rash or venturesome.
- for-instances — an instance or example: Give me a for-instance of what you mean.
- forbiddenness — a past participle of forbid.
- forcing house — a place where growth or maturity (as of fruit, animals, etc) is artificially hastened
- foreconscious — the preconscious.
- foreshadowing — to show or indicate beforehand; prefigure: Political upheavals foreshadowed war.
- foreshortened — Simple past tense and past participle of foreshorten.
- forest ranger — any of the officers employed by the government to supervise the care and preservation of forests, especially public forests.
- forgetfulness — apt to forget; that forgets: a forgetful person.
- forgivingness — disposed to forgive; indicating forgiveness: a forgiving soul; a forgiving smile.
- forgottenness — the status of being forgotten
- fort donelson — Fort Donelson.
- fort duquesne — Abraham [a-bra-am] /a braˈam/ (Show IPA), 1610–88, French naval commander.
- fort sheridan — a military reservation in NE Illinois, on W shore of Lake Michigan S of Lake Forest.
- fortnightlies — Plural form of fortnightly.
- fortunateness — The quality of being fortunate; fortune; luck.
- forty-seventh — next after the forty-sixth; being the ordinal number for 47.
- fosamprenavir — (pharmaceutical drug) An anti-retroviral prodrug of the protease inhibitor amprenavir. It is used to treat HIV infected patients.
- fossil energy — heat energy released by burning fossil fuel
- foster parent — a foster father or foster mother.
- four horsemen — four riders on white, red, black, and pale horses symbolizing pestilence, war, famine, and death, respectively. Rev. 6:2–8.
- fractionalise — Alt form fractionalize.
- fractiousness — refractory or unruly: a fractious animal that would not submit to the harness.
- franchisement — a privilege of a public nature conferred on an individual, group, or company by a government: a franchise to operate a bus system.
- franz josef i — English name Francis Joseph I. 1830–1916, emperor of Austria (1848–1916) and king of Hungary (1867–1916)
- fraser island — an island off the south-east coast of Queensland and the largest sand island in the world; contains rainforests, heathlands, and freshwater lakes; a national park (since 1976) and a World Heritage site (since 1992). Area: 1840 sq km (710 sq miles). Pop: 194 (2011)
- free and easy — enjoying personal rights or liberty, as a person who is not in slavery: a land of free people.
- free-and-easy — enjoying personal rights or liberty, as a person who is not in slavery: a land of free people.
- free-spending — spending or tending to spend freely: If you don't mend your free-spending ways, you'll go bankrupt.
- free-standing — A free-standing piece of furniture or other object is not fixed to anything, or stands on its own away from other things.
- free-swimming — (of aquatic organisms) not attached to a base nor joined in a colony; capable of swimming about freely.
- free-swinging — recklessly daring in action or style: free-swinging stock market speculators.
- frelinghuysen — Frederick Theodore, 1817–85, U.S. statesman.
- french pastry — fine, rich, or fancy dessert pastry, especially made from puff paste and filled with cream or fruit preparations.
- french polish — French polish is a type of varnish which is painted onto wood so that the wood has a hard shiny surface.
- french system — a method of spinning in which fibers of extremely short-staple wool are not twisted before being spun.
- french-polish — to finish or treat (a piece of furniture) with French polish.