12-letter words containing o, r, s, i
- bit of skirt — a girl or woman
- bitter aloes — a bitter purgative drug made from the leaves of several species of aloe
- blood sister — a sister by birth
- bloodthirsty — Bloodthirsty people are eager to use violence or display a strong interest in violent things. You can also use bloodthirsty to refer to very violent situations.
- bloody shirt — something, as a political issue or historical event, that can be used to stir up outrage, partisan support, etc.
- boardsailing — windsurfing
- body repairs — repairs to the bodywork of cars
- bognor regis — a resort in S England, in West Sussex on the English Channel: electronics industries. Regis was added to the name after King George V's convalescence there in 1929. Pop: 62 141 (2001)
- boiled shirt — a dress shirt with a stiff front
- boiler house — a building housing a boiler
- bois de rose — a grayish red or dark purplish red color.
- boisterously — rough and noisy; noisily jolly or rowdy; clamorous; unrestrained: the sound of boisterous laughter.
- bookcrossing — the practice of deliberately leaving books in places where they will be found and read by other people
- booze cruise — a day trip to a foreign country, esp from England across the English Channel to France, for the purposes of buying cheap alcohol, cigarettes, etc
- borosilicate — a salt of boric and silicic acids
- bosom friend — an intimate friend
- bossier city — city in NW La., on the Red River opposite Shreveport: pop. 56,000
- botrytis rot — a disease of many plants caused by fungi of the genus Botrytis, characterized by leaf blight, a tan-gray moldlike surface growth, and the rotting of stems and storage organs.
- bourgeoisify — to convert to a bourgeois attitude or appearance
- braggadocios — empty boasting; bragging.
- brainstormer — a person who brainstorms
- bridge house — a deckhouse including a bridge or bridges for navigation.
- brisbane box — a broad-leaved evergreen tree, Tristania conferta, native to Australia, having a deciduous outer bark.
- brise-soleil — a structure used in hot climates to protect a window from the sun, usually consisting of horizontal or vertical strips of wood, concrete, etc
- bristlemouth — any of several small, deep-sea fishes of the family Gonostomatidae, having numerous sharp, slender teeth covering the jaws.
- broadcasting — Broadcasting is the making and sending out of television and radio programmes.
- bromhidrosis — the secretion of foul-smelling sweat.
- brown-nosing — If you accuse someone of brown-nosing, you are saying in a rather offensive way that they are agreeing with someone important in order to get their support.
- browser skin — a changeable decorative background for a browser
- buenos aires — the capital of Argentina, a major port and industrial city on the Río de la Plata estuary: became capital in 1880; university (1821). Pop: 13 349 000 (2005 est)
- bunco artist — a confidence trickster or con artist
- burkina faso — an inland republic in W Africa: dominated by Mossi kingdoms (10th–19th centuries); French protectorate established in 1896; became an independent republic in 1960; consists mainly of a flat savanna plateau. Official language: French; Mossi and other African languages also widely spoken. Religion: mostly animist, with a large Muslim minority. Currency: franc. Capital: Ouagadougou. Pop: 17 812 961 (2013 est). Area: 273 200 sq km (105 900 sq miles)
- 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.
- byelorussian — Byelorussian means belonging or relating to Byelorussia or to its people or culture.
- bypass ratio — the ratio of the amount of air that bypasses the combustion chambers of an aircraft gas turbine to that passing through them
- cabot strait — a channel in Canada, connecting the Gulf of St. Lawrence with the Atlantic Ocean. 68 miles (109 km) wide.
- calibrations — Plural form of calibration.
- calorimeters — Plural form of calorimeter.
- calumniators — Plural form of calumniator.
- canine corps — a military or law enforcement body which uses dogs for the detection of explosives or drugs or for security, tracking, etc
- caparisoning — Present participle of caparison.
- 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.
- carbocations — Plural form of carbocation.
- carbonatites — Plural form of carbonatite.
- cardiographs — Plural form of cardiograph.
- cardiologist — A cardiologist is a doctor who specializes in the heart and its diseases.
- carisoprodol — a crystalline, water-soluble powder, C 12 H 24 N 2 O 4 , used as a muscle relaxant.
- carnivourous — Misspelling of carnivorous.
- carryings-on — wild, extravagant, or immoral behavior
- cartoonishly — in a cartoonish manner