9-letter words containing f, r, i, s, o
- framboise — raspberry.
- francisco — a male given name, Spanish form of Francis.
- free soil — territory in which there is no slavery; esp., any territory in the U.S. where slavery was prohibited before the Civil War
- free-soil — pertaining to or opposing the extension of slavery in the Territories.
- frescoing — Present participle of fresco.
- frictions — Plural form of friction.
- frictious — (rare) Of, related to, or caused by friction.
- frivilous — Misspelling of frivolous.
- frivolous — characterized by lack of seriousness or sense: frivolous conduct.
- frobisher — Sir Martin, 1535?–94, English navigator and explorer.
- frog spit — Also, frog spittle. any of several filamentous freshwater green algae forming floating masses.
- froglings — Plural form of frogling.
- froissart — Jean [zhahn] /ʒɑ̃/ (Show IPA), 1333?–c1400, French chronicler.
- frontalis — A muscle of the head, sometimes considered to be part of the occipitofrontalis muscle.
- frontenis — a Latin American game, resembling squash, played with rackets and a hard rubber ball on a three-walled court similar to a jai alai court.
- frontiers — Plural form of frontier.
- frontlist — a publisher's sales list of newly or recently published books, especially those of popular or ephemeral appeal.
- frontside — Denoting a maneuver in surfing and other board sports that is done counterclockwise for a regular rider and clockwise for a goofy rider.
- frontwise — Toward the front; in the direction of the front; frontward.
- frostbite — injury to any part of the body after excessive exposure to extreme cold, sometimes progressing from initial redness and tingling to gangrene.
- frostfish — either of two North American fishes, the tomcod of the Atlantic Ocean or the round whitefish, that appear when frost sets in.
- frostline — the maximum depth at which soil is frozen.
- fruitions — Plural form of fruition.
- fruticose — having the form of a shrub; shrublike.
- fruticous — (botany) fruticose.
- furacious — given to stealing; thievish
- furiosity — Lb obsolete furiousness; fury.
- furiously — full of fury, violent passion, or rage; extremely angry; enraged: He was furious about the accident.
- glorifies — Third-person singular simple present indicative form of glorify.
- historify — to make something part of history or to tell the history of something
- homefries — Plural form of homefry.
- horrifies — Third-person singular simple present indicative form of horrify.
- horsefish — moonfish (def 1).
- infectors — Plural form of infector.
- inferiors — Plural form of inferior.
- informers — Plural form of informer.
- infusoria — Irregular plural form of infusorium.
- iron fist — harsh rule
- isografts — Plural form of isograft.
- leinsdorf — Erich [er-ik;; German ey-rikh] /ˈɛr ɪk;; German ˈeɪ rɪx/ (Show IPA), 1912–1993, U.S. orchestra conductor, born in Austria.
- lifeforms — Plural form of lifeform.
- loaferish — (of a person) idle, lazy
- microserf — (jargon) Wired magazine's term for a Microsoft employee.
- microsoft — Microsoft Corporation
- misfeasor — a person who is guilty of misfeasance.
- misformed — external appearance of a clearly defined area, as distinguished from color or material; configuration: a triangular form.
- misinform — to give false or misleading information to.
- modifiers — a person or thing that modifies.
- mortifies — Third-person singular simple present indicative form of mortify.
- musciform — (botany) Having the appearance or form of a moss.