10-letter words containing o, s, m, u
- continuums — Plural form of continuum.
- conundrums — Plural form of conundrum.
- cosmonauts — Plural form of cosmonaut.
- costumiers — Plural form of costumier.
- coursemate — One who is taking the same academic course.
- courtrooms — Plural form of courtroom.
- creepmouse — an informal tickling game played with small children
- cuddlesome — cuddly (sense 1)
- cumbersome — Something that is cumbersome is large and heavy and therefore difficult to carry, wear, or handle.
- cumbrously — In a cumbrous manner.
- cuneiforms — Plural form of cuneiform.
- currycombs — Plural form of currycomb.
- custom car — a car that is built to the buyer's own specifications
- customable — subject to customs
- customised — to modify or build according to individual or personal specifications or preference: to customize an automobile.
- customized — modified according to a customer's individual requirements
- customizer — a person who customizes
- customizes — Third-person singular simple present indicative form of customize.
- cynomolgus — a macaque native to SE Asia
- dampcourse — a horizontal layer of impervious material in a brick wall, fairly close to the ground, to stop moisture rising
- decamerous — having ten sections or partitions
- deer mouse — any of various mice of the genus Peromyscus, esp P. maniculatus, of North and Central America, having brownish fur with white underparts: family Cricetidae
- demagogues — Plural form of demagogue.
- demeanours — Plural form of demeanour.
- demob suit — a suit of civilian clothes issued to a demobilized soldier, esp at the end of World War II
- democritus — ?460–?370 bc, Greek philosopher who developed the atomist theory of matter of his teacher, Leucippus
- desmoulins — (Lucie Simplice) Camille (Benoît) (kamij). 1760–94, French revolutionary leader, pamphleteer, and orator
- deus ramos — João de [zhwoun duh] /ʒwãʊ̃ də/ (Show IPA), 1830–96, Portuguese poet.
- deutoplasm — nutritive material in a cell, esp the yolk in a developing ovum
- diadromous — of or possessing a leaf venation in the shape of a fan
- didynamous — (of plants) having four stamens arranged in two pairs of unequal length, as in the foxglove
- dimorphous — having two forms.
- disembogue — to discharge contents by pouring forth.
- dismounted — Pertaining to a horseman who has gotten off his horse, or to something which has been removed from its usual mounting, as with a statue off its pedestal, a framed picture from a wall, or a chandelier hanging from a ceiling.
- dispermous — having two seeds.
- docudramas — Plural form of docudrama.
- domestique — Cycling. a member of a bicycle-racing team who assists the leader, as by setting a pace, preventing breakaways by other teams, or supplying food during a race.
- drum corps — a band, especially a marching band, of drum players usually under the direction of a drum major.
- dumbfounds — Third-person singular simple present indicative form of dumbfound.
- duodecimos — Plural form of duodecimo.
- durometers — Plural form of durometer.
- dust mouse — a dust ball.
- dust storm — a storm of strong winds and dust-filled air over an extensive area during a period of drought over normally arable land (distinguished from sandstorm).
- dysprosium — a rare-earth metallic element, highly reactive and paramagnetic, found in small amounts in various rare-earth minerals, as euxenite and monazite: used to absorb neutrons in nuclear reactors. Symbol: Dy; atomic weight: 162.50; atomic number: 66.
- ecotourism — tourism to places having unspoiled natural resources, with minimal impact on the environment being a primary concern.
- eczematous — an inflammatory condition of the skin attended with itching and the exudation of serous matter.
- edmundston — a city in NW New Brunswick, in SE Canada, on the upper part of the St. John River.
- elasmosaur — a very long-necked extinct marine reptile: a type of plesiosaur
- emoluments — Plural form of emolument.
- emulations — Plural form of emulation.