9-letter words containing o, s, b, r
- labourers — Plural form of labourer.
- labourism — Support for the labour movement, the development of a collective organization of working people to campaign for better working conditions and treatment.
- labourist — a member or supporter of the Labour party.
- labourous — Obsolete form of laborious.
- lambrusco — a semisweet, lightly effervescent red wine from Italy.
- lapboards — Plural form of lapboard.
- last-born — last in order of birth; youngest.
- leeboards — Plural form of leeboard.
- lensboard — the usually removable front panel of a view camera or enlarger on which the lens is mounted.
- librettos — Plural form of libretto.
- lobstered — Simple past tense and past participle of lobster.
- lobsterer — a person who catches lobsters
- louisburg — a seaport on SE Cape Breton Island, Nova Scotia, in SE Canada: French fortress captured by British 1745, 1758.
- lounsbury — Thomas Raynesford [reynz-ferd] /ˈreɪnz fərd/ (Show IPA), 1838–1915, U.S. linguist and educator.
- lovebirds — any of various small parrots, especially of the genus Agapornis, of Africa, noted for the affection shown one another and often kept as pets.
- low brass — an alloy of about 80 percent copper and 20 percent zinc, with traces of lead and iron.
- lubricous — (of a surface, coating, etc.) having an oily smoothness; slippery.
- marabouts — Plural form of marabout.
- microbars — Plural form of microbar.
- microbots — Plural form of microbot.
- mislabour — to labour wrongly
- moosebird — gray jay.
- mopboards — Plural form of mopboard.
- mosbacher — Emil, Jr ("Bus") 1922–1997, U.S. yacht racer and government official.
- mossbauer — Rudolf L [roo-dawlf] /ˈru dɔlf/ (Show IPA), 1929–2011, German physicist: Nobel prize 1961.
- mousebird — coly.
- mr. bones — the end man in a minstrel troupe who plays the bones.
- neighbors — Plural form of neighbor.
- newsboard — bulletin board.
- numberous — Obsolete form of numerous.
- objectors — Plural form of objector.
- obscurant — a person who strives to prevent the increase and spread of knowledge.
- obscurely — (of meaning) not clear or plain; ambiguous, vague, or uncertain: an obscure sentence in the contract.
- obscurest — Superlative form of obscure.
- obscuring — (of meaning) not clear or plain; ambiguous, vague, or uncertain: an obscure sentence in the contract.
- obscurity — the state or quality of being obscure.
- obsecrate — to entreat solemnly; beseech; supplicate.
- observant — quick to notice or perceive; alert.
- observees — Plural form of observee.
- observers — Plural form of observer.
- observing — to see, watch, perceive, or notice: He observed the passersby in the street.
- obstetric — of or relating to the care and treatment of women in childbirth and during the period before and after delivery.
- obstructs — Third-person singular simple present indicative form of obstruct.
- obstruent — Medicine/Medical. (of a substance) producing an obstruction.
- obtrusion — the act of obtruding.
- obtrusive — having or showing a disposition to obtrude, as by imposing oneself or one's opinions on others.
- obversely — In an obverse manner.
- obversion — an act or instance of obverting.
- octobrist — a member of a Russian political party that advocated constitutional monarchism: so called because it was organized after the Czar's manifesto in October, 1905.
- osborne 1 — (computer) A portable computer that weighed 11 kg and cost $1795, produced by Osborne Computer Corporation in 1981. The Osborne 1 came with a five-inch screen, modem port, two 5 1/4 floppy drives and a battery pack. It came with the CP/M operating system, SuperCalc spreadsheet application, WordStar, word processing application, Microsoft MBASIC programming language and Digital Research CBASIC programming language.