8-letter words containing o, u, n
- bourbons — a member of a French royal family that ruled in France 1589–1792, Spain 1700–1931, and Naples 1735–1806, 1815–60.
- bourgeon — burgeon
- boutonné — reserved or reticent
- bronchus — either of the two main branches of the trachea, which contain cartilage within their walls
- brownout — a dimming or reduction in the use of electric lights in a city, esp to conserve electric power or as a defensive precaution in wartime
- brush-on — fit to be applied with a brush: a brush-on paint remover.
- buckhorn — horn from a buck, used for knife handles, etc
- bucovina — Bukovina
- build on — to construct (especially something complex) by assembling and joining parts or materials: to build a house.
- bukovina — a region of E central Europe, part of the NE Carpathians: the north was seized by the Soviet Union (1940) and later became part of Ukraine; the south remained Romanian
- bullhorn — A bullhorn is a device for making your voice sound louder in the open air.
- bullnose — a rounded exterior angle, as where two walls meet
- bun foot — a foot having the form of a slightly flattened ball.
- buncombe — bunkum
- bungalow — A bungalow is a house which has only one level, and no stairs.
- bunghole — a hole in a cask, barrel, etc, through which liquid can be poured or drained
- bunk off — If you bunk off from school or work, you leave without permission and do something else.
- bunkroom — temporary sleeping quarters, especially for travelers.
- bunodont — (of the teeth of certain mammals) having cusps that are separate and rounded
- bunuelos — a thin, round, fried pastry, often dusted with cinnamon sugar.
- buoyance — the power to float or rise in a fluid; relative lightness.
- buoyancy — Buoyancy is the ability that something has to float on a liquid or in the air.
- burgonet — a light 16th-century helmet, usually made of steel, with hinged cheekpieces
- burgoyne — John. 1722–92, British general in the War of American Independence who was forced to surrender at Saratoga (1777)
- burleson — a city in N Texas.
- burn off — If someone burns off energy, they use it.
- burn out — If a fire burns itself out, it stops burning because there is nothing left to burn.
- burnoose — a long cloak with a hood, worn by Arabs and Moors
- bursicon — a hormone, produced by the insect brain, that regulates processes associated with ecdysis, such as darkening of the cuticle
- burstone — any of various siliceous rocks used for millstones.
- butanone — a colourless soluble flammable liquid used mainly as a solvent for resins, as a paint remover, and in lacquers, cements, and adhesives. Formula: CH3COC2H5
- buy into — If you buy into a company or an organization, you buy part of it, often in order to gain some control of it.
- buy-down — a subsidy for a long-term mortgage offered by a third party, as a builder or developer, to lower interest rates for a buyer in the early years of the loan.
- calutron — a device used for the separation of isotopes
- cameroun — Cameroon
- can buoy — a buoy with a flat-topped cylindrical shape above water, marking the left side of a channel leading into a harbour: red in British waters but green (occasionally black) in US waters
- canorous — tuneful; melodious
- carneous — fleshy
- carupano — a seaport in N Venezuela.
- casaubon — Isaac (izaak). 1559–1614, French Protestant theologian and classical scholar
- cauldron — A cauldron is a very large, round metal pot used for cooking over a fire. In stories and fairy tales, a cauldron is used by witches for their spells.
- caulonia — a town in S Calabria, in S Italy: ruins of ancient Achaean colony.
- cautions — alertness and prudence in a hazardous situation; care; wariness: Landslides ahead—proceed with caution.
- cernuous — (of some flowers or buds) drooping
- chaudron — (obsolete) entrails.
- chaumont — a department in E France. 2416 sq. mi. (6255 sq. km). Capital: Chaumont.
- chausson — Ernest [er-nest] /ɛrˈnɛst/ (Show IPA), 1855–99, French composer.
- chondrus — a protoctist genus that belongs to the family Gigartinaceae
- chousing — Present participle of chouse.
- chunchon — a city in N South Korea.