9-letter words containing c, o, m, n, s
- cosmonaut — A cosmonaut is an astronaut from the former Soviet Union.
- cosmotron — a large synchrotron which was used for accelerating protons to high energies (of the order of 1 GeV)
- costuming — a style of dress, including accessories and hairdos, especially that peculiar to a nation, region, group, or historical period.
- cramdowns — Plural form of cramdown.
- criminous — criminal
- crimsoned — Simple past tense and past participle of crimson.
- crotonism — poisoning by ingestion of croton oil, characterized by burning of the mouth, severe diarrhea, and colic, with possible death from respiratory or circulatory failure.
- crumhorns — Plural form of crumhorn.
- cyphonism — An ancient form of punishment involving a sort of wooden pillory by which the victim's neck was bent or weighed downward.
- demoniacs — Plural form of demoniac.
- demoscene — a computer art subculture whose members produce non-interactive multimedia presentations in order to compete artistically
- discommon — (at Oxford and Cambridge) to prohibit (tradespeople or townspeople who have violated the regulations of the university) from dealing with the undergraduates.
- documents — Plural form of document.
- economics — (used with a singular verb) the science that deals with the production, distribution, and consumption of goods and services, or the material welfare of humankind.
- economies — Plural form of economy.
- economise — to practice economy; avoid waste or extravagance.
- economism — the theory or practice of assigning primary importance to the economy or to economic achievement.
- economist — a specialist in economics.
- egonomics — The act or practice of self-management.
- emoticons — Plural form of emoticon.
- encomiast — A person who publicly praises or flatters someone else.
- encomiums — Plural form of encomium.
- encompass — Surround and have or hold within.
- encrimson — (transitive) To make crimson or redden.
- flamencos — Plural form of flamenco.
- gasconism — the quality of being boastful; boastfulness
- geonomics — a doctrine holding that humans own what is created by them, but that those things found in nature, such as land, belong to no one person but instead belong equally to all mankind
- harmonics — Music. overtone (def 1).
- inchworms — Plural form of inchworm.
- incomings — Plural form of incoming.
- incompass — Archaic form of encompass.
- incoterms — Plural form of incoterm.
- insomniac — a person who suffers from insomnia, the inability, especially when chronic, to obtain sufficient sleep, through difficulty in falling or staying asleep: Her husband, an insomniac, had at last fallen asleep at the computer, head resting on the keyboard.
- intercoms — Plural form of intercom.
- laconisms — Plural form of laconism.
- macaroons — Plural form of macaroon.
- macintosh — a raincoat made of rubberized cloth.
- manoscopy — the measurement of the densities of gases
- mascarons — grotesque face used as decoration
- mcmansion — a large modern house considered to look mass-produced, lacking in distinguishing characteristics, and at variance with established local architecture
- mcpherson — Aimee Semple [sem-puh l] /ˈsɛm pəl/ (Show IPA), 1890–1944, U.S. evangelist, born in Canada.
- meniscoid — a crescent or a crescent-shaped body.
- menoeceus — a descendant of the Sparti and the father of Jocasta and Creon, who sacrificed himself to end a plague in Thebes.
- mesocolon — the mesentery of the colon.
- mesocrany — the state of having a medium breadth of skull
- michelson — Albert Abraham, 1852–1931, U.S. physicist, born in Prussia (now Poland): Nobel prize 1907.
- micronise — (British) To reduce in size often to micrometer scale.
- micronism — A theoretical microorganism living in the ice or under the surface of Jupiter's ice moon Europa.
- micronuts — Plural form of micronut.
- minacious — menacing; threatening.