4-letter words containing r, f
- fort — a strong or fortified place occupied by troops and usually surrounded by walls, ditches, and other defensive works; a fortress; fortification.
- four — a cardinal number, three plus one.
- frab — to harass; to nag
- frac — (oil drilling) To use hydraulic fracturing (fraccing).
- frad — (communications) Frame Relay Access Device.
- frae — from
- frag — to kill, wound, or assault (especially an unpopular or overzealous superior) with a fragmentation grenade.
- frak — (euphemistic) fuck.
- fram — Ferroelectric Random Access Memory
- fran — Francis Asbury ("Fran") born 1940, U.S. football player.
- frap — to bind or wrap tightly with ropes or chains.
- frat — fraternity (def 1).
- frau — a married woman; a wife.
- fray — a raveled or worn part, as in cloth: frays at the toes of well-worn sneakers.
- frcm — Fellow of the Royal College of Music
- frco — Fellow of the Royal College of Organists
- frcp — Fellow of the Royal College of Physicians
- frcs — Fellow of the Royal College of Surgeons
- fred — Antoinette, 1888–1946, U.S. actress, theatrical manager, and producer.
- free — enjoying personal rights or liberty, as a person who is not in slavery: a land of free people.
- frei — Eduardo [e-dwahr-th aw] /ɛˈdwɑr ðɔ/ (Show IPA), 1911–82, Chilean statesman: president 1964–70.
- fren — (obsolete) A stranger.
- freq — (slang) frequency.
- fret — to feel or express worry, annoyance, discontent, or the like: Fretting about the lost ring isn't going to help.
- frey — the god of peace, prosperity, and marriage: one of the Vanir, originally brought to Asgard as a hostage.
- frgs — Fellow of the Royal Geographical Society
- fri. — Fri. is a written abbreviation for Friday.
- frib — a short heavy-conditioned piece of wool removed from a fleece during classing
- frig — to copulate with.
- frim — (dialectal, archaic, or, obsolete) Flourishing, thriving.
- frio — a river in S Texas, flowing S and SE to the Nueces River SE of San Antonio. 220 miles (354 km) long.
- fris — a fine frieze-like fabric
- frit — Ceramics. a fused or partially fused material used as a basis for glazes or enamels. the composition from which artificial soft porcelain is made.
- friz — the state of being frizzed.
- frl. — Fräulein
- frob — (jargon, MIT) Any small device or object (usually hand-sized) which can be manipulated.
- froe — a cleaving tool having a wedge-shaped blade, with a handle set at right angles to it.
- frog — a triangular mass of elastic, horny substance in the middle of the sole of the foot of a horse or related animal.
- from — (used to specify a starting point in spatial movement): a train running west from Chicago.
- fros — Plural form of fro.
- frot — (slang) To publicly rub one's genitals against someone for sexual gratification, especially without the other's consent or knowledge.
- frow — a cleaving tool having a wedge-shaped blade, with a handle set at right angles to it.
- frps — Fellow of the Royal Photographic Society
- frsc — Fellow of the Royal Society of Chemistry
- frug — a dance deriving from the twist.
- frum — Yiddish. religious; observant.
- frye — (Herman) Northrop, 1912–91, Canadian literary critic and educator.
- furl — to gather into a compact roll and bind securely, as a sail against a spar or a flag against its staff.
- furo — a short, deep Japanese bathtub, often with a seat, in which a person sits upright while soaking in hot water.
- furr — a furrow