12-letter words containing o, u, t, r, s
- bird's mouth — a right-angled notch cut in the underside of a rafter for fitting over a longitudinal member, as a wall plate.
- boisterously — rough and noisy; noisily jolly or rowdy; clamorous; unrestrained: the sound of boisterous laughter.
- boom-or-bust — boom-and-bust.
- booster pump — A booster pump is a pump which is used where pressure is low and needs to be increased.
- bow thruster — a propeller located in a ship's bow to provide added maneuverability, as when docking.
- breastplough — a plough driven by the worker's breast, often used to pare turf
- bristlemouth — any of several small, deep-sea fishes of the family Gonostomatidae, having numerous sharp, slender teeth covering the jaws.
- broncobuster — (in the western US and Canada) a cowboy who breaks in broncos or wild horses
- brontosaurus — any very large herbivorous quadrupedal dinosaur of the genus Apatosaurus, common in North America during Jurassic times, having a long neck and long tail: suborder Sauropoda (sauropods)
- buffer stock — a stock of a commodity built up by a government or trade organization with the object of using it to stabilize prices
- bunco artist — a confidence trickster or con artist
- 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.
- butcher shop — a shop in which meat, poultry, and sometimes fish are sold.
- butterscotch — Butterscotch is a hard yellowish-brown sweet made from butter and sugar boiled together.
- calumniators — Plural form of calumniator.
- cantankerous — Someone who is cantankerous is always finding things to argue or complain about.
- castor sugar — finely ground or powdered sugar.
- cater-cousin — a close friend
- caught short — having a sudden need to urinate or defecate
- chaetiferous — having bristles
- chapterhouse — the building attached to a cathedral, collegiate church, or religious house in which the chapter meets
- charterhouse — a Carthusian monastery
- chinese tour — a tour in which visitors are shown only what those in charge want them to see.
- chorusmaster — the conductor of a choir
- choux pastry — a very light pastry made with eggs, used for eclairs, etc
- cinque ports — an association of ports on the SE coast of England, originally consisting of Hastings, Romney, Hythe, Dover, and Sandwich, which from late Anglo-Saxon times provided ships for the king's service in return for the profits of justice in their courts. The Cinque Ports declined with the growth of other ports and surrendered their charters in 1685
- circuitously — roundabout; not direct: a circuitous route; a circuitous argument.
- circulations — Plural form of circulation.
- cirrostratus — a uniform layer of cloud above about 6000 metres (20 000 feet)
- claustration — the act of confining to a small space (usually a cloister)
- clothesbrush — A brush for the clothes.
- cloud forest — a forest, usually near coastal mountain peaks in tropical regions, that has an almost constant cloud cover, even during the dry season
- cluster bomb — A cluster bomb is a type of bomb which is dropped from an aircraft. It contains a large number of smaller bombs that spread out before they hit the ground.
- co-extrusion — simultaneous extrusion of two or more different yet compatible metals or plastics through the same die.
- coleopterous — belonging to the order Coleoptera
- colourations — Plural form of colouration.
- commensurate — If the level of one thing is commensurate with another, the first level is in proportion to the second.
- compulsatory — compulsory
- computer bus — bus
- computer sex — (jargon) Two computers interfaced with each other.
- computerised — to control, perform, process, or store (a system, operation, or information) by means of or in an electronic computer or computers.
- computerizes — Third-person singular simple present indicative form of computerize.
- computerless — having no computer
- concertstück — a composition in concerto style but shorter than a full concerto
- conjurations — Plural form of conjuration.
- conquistador — The conquistadors were the sixteenth-century Spanish conquerors of Central and South America.
- constabulary — In Britain and some other countries, a constabulary is the police force of a particular area.
- constructers — Plural form of constructer.
- constructing — Present participle of construct.
- construction — Construction is the building of things such as houses, factories, roads, and bridges.