10-letter words containing r, u, f
- superfluid — a fluid that exhibits frictionless flow, very high heat conductivity, and other unusual physical properties, helium below 2.186 K being the only known example.
- surefooted — not likely to stumble, slip, or fall.
- surf music — rock-'n'-roll music from California in the early 1960s, characterized by close treble harmonies and with lyrics emphasizing the exhilaration of surfing and beach life.
- surf smelt — a smelt, Hypomesus pretiosus, inhabiting shallow waters from southern California to Alaska, and spawning in the surf.
- surfaceman — a labourer, such as a miner, who works at the surface
- surfactant — surface-active agent.
- surfeiting — excess; an excessive amount: a surfeit of speechmaking.
- surfriding — surfing.
- survey fee — the money paid to a surveyor for an inspection of a building to determine its condition and value
- tartuffery — behavior or character of a Tartuffe, especially hypocritical piety.
- tax refund — rebate on overpaid tax
- three-four — designating or of a musical rhythm with three quarter notes to a measure
- trifarious — facing in three different directions
- trifurcate — to divide into three forks or branches.
- trisulfide — a sulfide containing three sulfur atoms.
- trout farm — a lake or other enclosed area of water where trout are bred for food
- truck farm — a farm or piece of land for the growing of vegetables and fruit for sale, especially to local or nearby markets.
- true fruit — simple fruit.
- trust fund — money, securities, property, etc., held in trust.
- truthfully — telling the truth, especially habitually: a truthful person.
- tuber fern — a tropical, erect fern, Nephrolepis cordifolia, having sharply toothed and numerously segmented fronds.
- tuberiform — in the form of a tuber
- tug of war — an athletic contest between two teams at opposite ends of a rope, each team trying to drag the other over a line.
- tug-of-war — an athletic contest between two teams at opposite ends of a rope, each team trying to drag the other over a line.
- turboshaft — a gas turbine used to deliver shaft power, as to a helicopter rotor.
- turfskiing — the sport of skiing down grass slopes on skis outfitted with rollers.
- turned off — to cause to move around on an axis or about a center; rotate: to turn a wheel.
- ugli fruit — a Jamaican citrus fruit that is a three-way cross between a grapefruit, orange, and tangerine
- ultra-left — having extreme left-wing views
- ultrafiche — a form of microfiche with the images greatly reduced in size, generally by a factor of 100 or more.
- ultramafic — ultrabasic.
- umbiliform — having the form of an umbilicus.
- unaffirmed — to state or assert positively; maintain as true: to affirm one's loyalty to one's country; He affirmed that all was well.
- unartfully — in an unartful manner
- unbuffered — an apparatus at the end of a railroad car, railroad track, etc., for absorbing shock during coupling, collisions, etc.
- uncheerful — (of a person) not cheerful; miserable; gloomy
- uncolorful — abounding in color: In their tartans, the Scots guard made a colorful array.
- undeferred — postponed or delayed.
- undeformed — having the form changed, especially with loss of beauty; misshapen; disfigured: After the accident his arm was permanently deformed.
- under fire — a state, process, or instance of combustion in which fuel or other material is ignited and combined with oxygen, giving off light, heat, and flame.
- under foot — on the ground; beneath one's feet
- undercliff — a low cliff created by extreme weather
- undercroft — a vault or chamber under the ground, especially in a church.
- underdraft — a tendency of a rolled piece to curve downward after passing through a stand, occurring when the upper roll is faster than the lower. Compare overdraft (def 7).
- underfired — supplied with fuel or heat from beneath.
- underfloor — that part of a room, hallway, or the like, that forms its lower enclosing surface and upon which one walks.
- underframe — the lower frame on which a vehicular structure rests: the underframe of a bus.
- underproof — containing a smaller proportion of alcohol than proof spirit.
- unenforced — to put or keep in force; compel obedience to: to enforce a rule; Traffic laws will be strictly enforced.
- unfactored — one of the elements contributing to a particular result or situation: Poverty is only one of the factors in crime.