12-letter words containing s, l, a, u
- barratrously — In a barratrous manner.
- base bullion — smelted lead containing impurities, as gold, silver, or zinc, that are later removed.
- bastel house — (on the Anglo-Scottish border) a partly fortified house, usually with a vaulted ground floor.
- bathophilous — (of an organism) living in very deep water
- beautifulest — (dated) Most beautiful; more beautiful than anyone or anything else.
- beauty salon — A beauty salon is the same as a beauty parlour.
- beauty sleep — sleep, esp sleep before midnight
- bevel square — a woodworker's square with an adjustable arm that can be set to mark out an angle or to check the slope of a surface
- bilingualism — Bilingualism is the ability to speak two languages equally well.
- black grouse — a large N European grouse, Lyrurus tetrix, the male of which has a bluish-black plumage and lyre-shaped tail
- black locust — Also called false acacia, yellow locust. a North American tree, Robinia pseudoacacia, of the legume family, having pinnate leaves and clusters of fragrant white flowers.
- black muslim — a member of the Black Muslims
- black spruce — a coniferous tree, Picea mariana, of the northern regions of North America, growing mostly in cold bogs and having dark green needles
- black sucker — a hog sucker, Hypentelium nigricans, of eastern U.S. streams.
- blastulation — the process of blastula formation
- blue catfish — a large freshwater catfish, Ictalurus furcatus, that is a popular food fish in the states of the Mississippi River valley.
- blue jasmine — a southern U.S. shrubby vine, Clematis crispa, of the buttercup family, having solitary, bell-shaped, blue or bluish-purple to pink flowers and bearing fruit with silky appendages.
- blue-sky law — a state law regulating the trading of securities: intended to protect investors from fraud
- blues guitar — blues guitar music
- bluesnarfing — the practice of using one Bluetooth-enabled mobile phone to steal contact details, ring tones, images, etc from another
- bounce flash — a flash lamp designed to produce a bounced flash.
- brass plaque — a brass plate screwed to a wall or other structure and engraved with a name or other information, esp to commemorate an important event
- breastplough — a plough driven by the worker's breast, often used to pare turf
- bridal suite — a room or set of rooms in a hotel for newly married couples
- brushability — the quality of being brushable
- buffalo fish — any of a genus (Ictiobus) of large, humpbacked, freshwater sucker fishes found in North America
- buffel grass — grass used for pasture in Africa, India, and Australia
- bull mastiff — a large powerful breed of dog with a short usually fawn or brindle coat, developed by crossing the bulldog with the mastiff
- burro's tail — a succulent Mexican plant, Sedum morganianum, of the stonecrop family, bearing small, rose-colored flowers and long, hanging, nearly cylindrical stems with closely packed whitish-green leaves.
- bush leaguer — Also called busher. Baseball. a player in a minor league. an incompetent player, as one who behaves or plays as if he or she belonged in a minor league.
- bush-leaguer — (in baseball) someone who plays in a minor league
- bushelbasket — a rounded basket with a capacity of one bushel
- bushy-tailed — bright-eyed and bushy-tailed, fresh, alert, eager, and lively
- byelorussian — Byelorussian means belonging or relating to Byelorussia or to its people or culture.
- cadaverously — In a cadaverous manner.
- calamitously — In a calamitous manner.
- calcareously — in a calcareous manner
- calculations — Plural form of calculation.
- calixtus iii — (Alfonso de Borja; Alfonso Borgia) 1378–1458, Spanish ecclesiastic: pope 1455–58.
- callistus ii — died 1124, French ecclesiastic: pope 1119–24.
- calumniators — Plural form of calumniator.
- calumniously — in a calumnious manner
- calycoideous — calycoid
- camelopardus — a faint extensive constellation in the N hemisphere close to Ursa Major and Cassiopeia
- cape agulhas — a headland in South Africa, the southernmost point of the African continent
- capillaceous — having numerous filaments resembling hairs or threads
- capitularies — Plural form of capitulary.
- capriciously — subject to, led by, or indicative of a sudden, odd notion or unpredictable change; erratic: He's such a capricious boss I never know how he'll react.
- carnal abuse — Law. any lascivious contact with the sexual organs of a child by an adult, especially without sexual intercourse.
- cash journal — cashbook.