9-letter words containing o, c, t, s
- moot case — a case dealing with an abstract question, or one seeking a judgement on a right before the right has been asserted
- mosaicist — a person who works in mosaic.
- moschatel — a small plant, Adoxa moschatellina, having greenish or yellowish flowers with a musky odor.
- motocross — a timed motorcycle race over a closed course consisting of a winding dirt trail with hills, jumps, sharp turns, and often muddy terrain.
- motorcars — Plural form of motorcar.
- motoscafo — a passenger motorboat most often used on the canals in Venice
- moustache — the hair growing on the upper lip.
- mucositis — A complication of some cancer therapies in which the lining of the digestive system becomes inflamed. Often seen as sores in the mouth.
- muscovite — a native or inhabitant of Moscow.
- mustachio — a mustache.
- mutoscope — A motion-picture device of the late nineteenth century, to be viewed by one person at a time through a peephole.
- narcotics — Plural form of narcotic.
- narcotise — Alternative spelling of narcotize.
- narcotism — habitual use of narcotics.
- narcotist — One who is addicted to a narcotic drug.
- necrotise — to undergo necrosis.
- nectarous — of the nature of or resembling nectar.
- neurotics — Plural form of neurotic.
- nocturnes — Plural form of nocturne.
- non-stick — Non-stick saucepans, frying pans, or baking tins have a special coating on the inside which prevents food from sticking to them.
- noninsect — an animal that is not an insect
- nonracist — One who is not a racist.
- nonsecret — not secret
- nonstatic — (computing) (object-oriented programming) Not static.
- nonsticky — not sticky
- nosecount — the counting of individual persons, as for a census.
- nostalgic — experiencing or exhibiting nostalgia, a sentimental or wistful yearning for the happiness felt in a former place, time, or situation.
- nostratic — designating or of a proposed language superfamily that includes the Indo-European, Afroasiatic, Dravidian, Uralic, and Altaic families
- notecards — An ambitious hypertext system developed at Xerox PARC, "designed to support the task of transforming a chaotic collection of unrelated thoughts into an integrated, orderly interpretation of ideas and their interconnections".
- notecases — Plural form of notecase.
- nyctalops — a person affected by nyctalopia
- obfuscate — to confuse, bewilder, or stupefy.
- objectors — Plural form of objector.
- obscenity — the character or quality of being obscene; indecency; lewdness.
- obscurant — a person who strives to prevent the increase and spread of knowledge.
- obscurest — Superlative form of obscure.
- obscurity — the state or quality of being obscure.
- obsecrate — to entreat solemnly; beseech; supplicate.
- obstacles — Plural form of obstacle.
- obstetric — of or relating to the care and treatment of women in childbirth and during the period before and after delivery.
- obstinacy — the quality or state of being obstinate; stubbornness.
- obstructs — Third-person singular simple present indicative form of obstruct.
- occultism — belief in the existence of secret, mysterious, or supernatural agencies.
- occultist — belief in the existence of secret, mysterious, or supernatural agencies.
- occupants — Plural form of occupant.
- oceanites — Plural form of oceanite.
- ocotillos — Plural form of ocotillo.
- octastich — a stanza or piece of poetic writing that contains eight lines
- octastyle — having eight columns in the front, as a temple or portico.
- 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.