7-letter words containing m, o
- cosmist — an adherent of cosmism
- cosmoid — (of the scales of coelacanths and lungfish) consisting of two inner bony layers and an outer layer of cosmine
- costume — An actor's or performer's costume is the set of clothes they wear while they are performing.
- coueism — a method of self-help stressing autosuggestion, popular especially in the U.S. c1920 and featuring the slogan “Day by day in every way I am getting better and better.”.
- coulomb — Charles Augustin de (ʃarl oɡystɛ̃ də). 1736–1806, French physicist: made many discoveries in the field of electricity and magnetism
- cow gum — a colourless adhesive based on a natural rubber solution
- coxcomb — a foppish man
- cozumel — an island off NE Quintana Roo state, on the Yucatán Peninsula, in SE Mexico: tourist resort.
- crampon — Crampons are metal plates with spikes underneath which mountain climbers fasten to the bottom of their boots, especially when there is snow or ice, in order to make climbing easier.
- cremona — a city in N Italy, in Lombardy on the River Po: noted for the manufacture of fine violins in the 16th–18th centuries. Pop: 70 887 (2001)
- crimson — Something that is crimson is deep red in colour.
- crombec — any African Old World warbler of the genus Sylvietta, having colourful plumage
- cumshot — (vulgar, slang) A sex act in pornographic films in which a man ejaculates onto his partner's body.
- customs — the part of a port, airport, frontier station, etc, where baggage and freight are examined for dutiable goods and contraband
- cutworm — the caterpillar of various noctuid moths, esp those of the genus Argrotis, which is a pest of young crop plants in North America
- cystoma — a cystic tumor.
- czardom — the domain of a czar.
- d meson — a meson with charm +1 or −1, strangeness 0, and isotopic spin ½.
- daemons — Plural form of daemon.
- dahomey — Benin
- daimoku — (in Nichiren Buddhism) the words nam myoho renge kyo ('devotion to the Lotus Sutra') chanted to the Gohonzon
- daimons — Plural form of daimon.
- daimyos — Plural form of daimyo.
- dambrod — a draughtboard
- damfool — stupid or foolish
- damodar — a river in NE India, rising in Jharkhand and flowing east through West Bengal to the Hooghly River: the Damodar Valley is an important centre of heavy industry
- damosel — damsel.
- damozel — damsel.
- damsons — Plural form of damson.
- datacom — Data communications.
- dayroom — A dayroom is a room in a hospital where patients can sit and relax during the day.
- decorum — Decorum is behaviour that people consider to be correct, polite, and respectable.
- deiform — having the form or appearance of a god; sacred or divine
- delorme — Philibert (filibɛr). ?1510–70, French Renaissance architect of the Tuileries, Paris
- demagog — a person, especially an orator or political leader, who gains power and popularity by arousing the emotions, passions, and prejudices of the people.
- demarco — Tom DeMarco proposed a form of structured analysis.
- demento — a deranged, mentally disturbed, or fanatic person; lunatic; nut.
- demerol — meperidine
- demeton — a toxic organic chemical compound with formula C6H15O3PS2, primarily used as an insecticide
- demigod — In mythology, a demigod is a less important god, especially one who is half god and half human.
- demoded — out of date; outmoded.
- demoing — demonstration (defs 4, 6).
- demonic — Demonic means coming from or belonging to a demon or being like a demon.
- demonly — Of, relating to, or like a demon; demonic.
- demono- — demon
- demonry — possession by a demon
- demonym — a name used to denote the inhabitants of a place
- demoted — Simple past tense and past participle of demote.
- demotee — One who is demoted.
- demotes — Third-person singular simple present indicative form of demote.