12-letter words containing a, b, u, t, i
- beautifuller — (obsolete) Comparative form of beautiful.
- beauty strip — a narrow forest corridor left uncut alongside a road or body of water.
- bi-quarterly — occurring twice in each quarter of a year.
- biarticulate — having two joints, as the antennae of certain insects.
- biauriculate — having two auricles or earlike parts
- bifunctional — having two functions
- bilinguality — the ability to speak two languages fluently.
- binocularity — binocular characteristics
- bioacoustics — the study of animals' use of sound
- bioturbation — the stirring of sediment by organisms
- birket karun — a lake in N Egypt. 25 miles (40 km) long; about 5 miles (8 km) wide; 90 sq. mi. (233 sq. km).
- birth trauma — an emotional shock caused by being born.
- biscuit ware — unglazed earthenware
- blastulation — the process of blastula formation
- blaue reiter — der Blaue Reiter. a group of German expressionist painters formed in Munich in 1911, including Kandinsky and Klee, who sought to express the spiritual side of man and nature, which they felt had been neglected by impressionism
- blue catfish — a large freshwater catfish, Ictalurus furcatus, that is a popular food fish in the states of the Mississippi River valley.
- bluefin tuna — the largest tuna (Thunnus thynnus): it has bright red flesh and is important as a game and food fish
- blues guitar — blues guitar music
- boar-hunting — the practice of hunting wild boars
- boarding out — the local-authority practice of placing a client in a foster family or voluntary establishment and paying for it
- boatbuilding — Boatbuilding is the craft or industry of making boats.
- boulangerite — a bluish lead-gray mineral, lead antimony sulfide, Pb 5 Sb 4 S 11 , a minor ore of lead.
- brain tumour — a tumour that is situated in the brain
- brains trust — a group of knowledgeable people who discuss topics in public or on radio or television
- brevicaudate — having a short tail.
- bridal suite — a room or set of rooms in a hotel for newly married couples
- brushability — the quality of being brushable
- buck private — a common soldier
- bud mutation — a variation produced by a genetic alteration in the bud such that the seeds produced by the resulting growth perpetuate the change in succeeding generations.
- bull mastiff — a large powerful breed of dog with a short usually fawn or brindle coat, developed by crossing the bulldog with the mastiff
- bull-baiting — the setting of dogs on a chained or confined bull, formerly a popular pastime in England
- bullet train — a passenger train that travels at very high speed
- bunco artist — a confidence trickster or con artist
- bunny rabbit — rabbit
- bureaucratic — Bureaucratic means involving complicated rules and procedures which can cause long delays.
- burning ghat — a platform at the top of a riverside ghat where Hindus cremate their dead.
- burnt sienna — a reddish-brown dye or pigment obtained by roasting raw sienna in a furnace
- 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.
- bushy-tailed — bright-eyed and bushy-tailed, fresh, alert, eager, and lively
- button quail — any small quail-like terrestrial bird of the genus Turnix, such as T. sylvatica (striped button quail), occurring in tropical and subtropical regions of the Old World: family Turnicidae, order Gruiformes (cranes, rails, etc)
- butyric acid — type of acid
- c beautifier — (cb) A Unix tool for reformatting C source code.
- canterburies — Plural form of canterbury.
- carvel-built — (of a vessel) having a hull with planks made flush at the seams
- circulatable — Capable of being circulated.
- clubbability — The quality of being clubbable.
- cocaine bust — an arrest for the possession of cocaine
- concubitancy — a custom requiring marriage between two people, esp a custom requiring a woman to marry her husband's brother on her husband's death
- connubiality — of marriage or wedlock; matrimonial; conjugal: connubial love.
- contributary — contributory