11-letter words containing o, u, b, a
- labour camp — A labour camp is a kind of prison, where the prisoners are forced to do hard, physical work, usually outdoors.
- labour ward — a ward or department of a hospital for the care and admission of women in the process of childbirth
- locust bean — carob.
- lubrication — to apply some oily or greasy substance to (a machine, parts of a mechanism, etc.) in order to diminish friction; oil or grease (something).
- lucubration — laborious work, study, thought, etc., especially at night.
- lucubratory — Composed by candlelight, or at night.
- lumbaginous — relating to, or suffering from, lumbago
- lumbosacral — of, relating to, or involving the lumbar and sacral regions or parts of the body.
- lump labour — work done by self-employed workers in the building trade
- lunar orbit — path or movement of the moon around the earth
- maraboutism — Support for marabouts (Muslim holy men or mystics).
- mare boreum — (Northern Sea) an area near the north pole of Mars, appearing as a dark region when viewed telescopically from the earth.
- marker buoy — a buoy used to distinguish or mark something
- marlborough — John Churchill, 1st Duke of, Churchill, John, 1st Duke of Marlborough.
- maryborough — a seaport in E Australia.
- masturbator — to engage in masturbation.
- mobuto lake — Lake Albert.
- monday club — (in Britain) a club made up of right-wing Conservatives who originally met together for lunch on Monday: founded in 1961
- moorbuzzard — a bird of prey known as the marsh harrier, Circus Aeruginosus
- mount tabor — a mountain in N Israel, near Nazareth: traditionally regarded as the mountain where the Transfiguration took place. Height: 588 m (1929 ft)
- mountbatten — Louis (Francis Albert Victor Nicholas), 1st Earl Mountbatten of Burma 1900–79, British naval commander; great-grandson of Queen Victoria. During World War II he was supreme allied commander in SE Asia (1943–46). He was the last viceroy of India (1947) and governor general (1947–48); killed by an IRA bomb
- mountebanks — Plural form of mountebank.
- multicarbon — having several carbon atoms
- multilobate — having or comprised of several lobes
- musical box — music box.
- neuroblasts — Plural form of neuroblast.
- non-abusive — using, containing, or characterized by harshly or coarsely insulting language: an abusive author; abusive remarks.
- non-audible — capable of being heard; loud enough to be heard; actually heard.
- nonburnable — incapable of being burned, not combustible
- nondurables — Plural form of nondurable.
- nonreusable — not capable of being reused
- northumbria — an early English kingdom extending N from the Humber to the Firth of Forth.
- nourishable — able to be nourished; benefiting from nourishment
- nubian goat — one of a breed of large, long-eared North African goats having a Roman nose and predominantly brown or black hair: noted for their rich milk.
- nucleobases — Plural form of nucleobase.
- obfuscating — Present participle of obfuscate.
- obfuscation — to confuse, bewilder, or stupefy.
- obfuscatory — to confuse, bewilder, or stupefy.
- obfusticate — Synonym of obfuscate.
- objurgating — Present participle of objurgate.
- objurgation — to reproach or denounce vehemently; upbraid harshly; berate sharply.
- objurgative — That objurgates; sharply disapproving.
- objurgatory — to reproach or denounce vehemently; upbraid harshly; berate sharply.
- obliquation — the fact or process of veering or moving in an oblique or slantwise direction
- obscuration — the act of obscuring.
- obumbration — the action of making dim, dark, obfuscated, or eclipsed
- ombudswoman — a woman employed to investigate complaints against government or institutional officials, employers, etc.
- opera buffa — an Italian farcical comic opera originating in the 18th century and containing recitativo secco, patter songs, and ensemble finales.
- orbicularis — a muscle surrounding an opening
- orbicularly — In an orbicular fashion.