12-letter words containing f, a, s, t, o
- flagitiously — In a flagitious manner.
- flatterously — in a flatterous manner
- float switch — an electric switch controlled by a conductor floating in a liquid.
- flood basalt — a very extensive lava flow of basaltic composition that has issued from a fissure, often to be found as part of a series of such flows one on top of another, forming a plateau
- fluctuations — Plural form of fluctuation.
- fluosilicate — a salt of fluosilicic acid.
- flusteration — (colloquial, dated) The act of flustering, or the state of being flustered.
- foam plastic — a kind of light cellular plastic made by creating bubbles of gas in the liquid material and solidifying it: often used as an insulator
- folding seat — a seat that can be folded down
- fomentations — Plural form of fomentation.
- food fascist — a person who shows extreme, intolerant views in relation to food
- foolhardiest — Superlative form of foolhardy.
- for instance — a case or occurrence of anything: fresh instances of oppression.
- for starters — a person or thing that starts.
- for-instance — an instance or example: Give me a for-instance of what you mean.
- fore-topmast — the spar or section of a pole mast serving as the topmast of a foremast on a ship.
- fore-topsail — a topsail set on a foremast on a ship.
- forecastable — to predict (a future condition or occurrence); calculate in advance: to forecast a heavy snowfall; to forecast lower interest rates.
- forequarters — the forward end of half of a carcass, as of beef or lamb.
- forestalling — Present participle of forestall.
- forestaysail — a triangular sail set on a forestay; the innermost headsail of a vessel.
- foretopmasts — Plural form of foretopmast.
- foretopsails — Plural form of foretopsail.
- formulations — Plural form of formulation.
- fornications — Plural form of fornication.
- fornicatress — (obsolete) A woman guilty of fornication.
- fort jackson — a military reservation and U.S. Army training center in N central South Carolina, NE of Columbia.
- fort madison — a city in SE Iowa, on the Mississippi.
- fort pulaski — Count Casimir [kaz-uh-meer] /ˈkæz əˌmɪər/ (Show IPA), 1748–79, Polish patriot; general in the American Revolutionary army.
- fort stewart — a military reservation in SE Georgia, SW of Savannah.
- fortepianist — the player of a fortepiano
- fortran-plus — Fortran for the DAP parallel machine, implements many Fortran 90 features.
- forward post — the position held by a soldier on the forward line
- foul-tasting — having a very unpleasant taste
- fourth-class — of, relating to, or designated as a class next below third, as for mailing, shipping, etc.
- fox software — (company) Developers of FoxBASE+ and FoxPRO. Fox Software merged with Microsoft around 1992. Addresss: Perrysburg, OH, USA.
- fracastorius — a walled plain in the fourth quadrant of the face of the moon: about 60 miles (97 km) in diameter.
- french toast — bread dipped in a batter of egg and milk and sautéed until brown, usually served with syrup or sprinkled with sugar and cinnamon.
- friction saw — a high-speed circular saw, usually toothless, that is used for cutting metals by using frictional heat to melt the material adjacent to it.
- from scratch — to break, mar, or mark the surface of by rubbing, scraping, or tearing with something sharp or rough: to scratch one's hand on a nail.
- frontiersman — a person, especially a man, who lives on the frontier, especially in sparsely settled regions.
- fructosamine — (organic compound) A chemical compound that can be considered the result of a reaction between fructose and ammonia or an amine (with a molecule of water being released).
- frustrations — Plural form of frustration.
- fulminations — Plural form of fulmination.
- gaff topsail — Also called fore-and-aft topsail. a jib-headed fore-and-aft sail set above a gaff.
- gaff-topsail — Also called fore-and-aft topsail. a jib-headed fore-and-aft sail set above a gaff.
- gasification — Action of gasifying.
- ground staff — The people who are paid to maintain a sports ground are called the ground staff.
- gut of canso — Canso (def 2).
- half section — a part that is cut off or separated.