12-letter words containing r, o, s, h, a
- cichoraceous — relating to plants of the sub-order Cichoraceae
- clothes rack — a framework for holding or displaying clothes in a shop
- code-sharing — a commercial agreement between two airlines that allows passengers to use a ticket from one airline to travel on another
- colour phase — a seasonal change in the coloration of some animals
- constraineth — Archaic third-person singular form of constrain.
- coprophagist — a person who eats excrement
- coprophagous — (esp of certain beetles) feeding on dung
- coresearcher — a joint researcher
- cornishwoman — a woman who is a native or inhabitant of Cornwall
- coronagraphs — Plural form of coronagraph.
- corrivalship — the position of a corrival
- cosmographer — (astrophysics) A scientist specializing in understanding and describing the nature of the universe.
- cosmographic — Of or pertaining to cosmography.
- countershaft — an intermediate shaft that is driven by, but rotates in the opposite direction to, a main shaft, esp in a gear train
- crash course — A crash course in a particular subject is a short course in which you are taught basic facts or skills, for example before you start a new job.
- crosspatches — Plural form of crosspatch.
- cyanohydrins — Plural form of cyanohydrin.
- dasher block — a block at the end of a yard or gaff for supporting a signal or ensign halyard.
- death throes — The death throes of something are its final stages, just before it fails completely or ends.
- debaucherous — tending toward or involving debauchery, or excessive indulgence in sensual pleasures: a night of debaucherous fun.
- demographers — Plural form of demographer.
- demographics — data resulting from the science of demography; population statistics
- demographies — the science of vital and social statistics, as of the births, deaths, diseases, marriages, etc., of populations.
- diastrophism — the process of movement and deformation of the earth's crust that gives rise to large-scale features such as continents, ocean basins, and mountains
- dichromatism — the quality or condition of being dichromatic
- dictatorship — Dictatorship is government by a dictator.
- disauthorize — to take authority away from (a person or organization)
- discographer — a person who compiles discographies.
- discographic — of or relating to a discography
- disharmonize — (intransitive) To cause disorder.
- dishonorable — showing lack of honor or integrity; ignoble; base; disgraceful; shameful: Cheating is dishonorable.
- dishonorably — In a dishonorable manner.
- double sharp — a symbol (× or ) that raises by two semitones the pitch of the following note.
- douglas hurd — a third-class university degree
- drama school — a college which trains students (who are generally 18+) to act
- drapery shop — a shop selling fabrics and sewing materials
- dreadnoughts — Plural form of dreadnought.
- dysmenorrhea — painful menstruation.
- earth closet — a type of lavatory in which earth is used to cover excreta
- echolocators — Plural form of echolocator.
- edaphosaurus — Any of several dinosaurs of the family Edaphosauridae, from the Carboniferous and Permian periods, that had a distinctive dorsal sail or crest.
- elasmobranch — A cartilaginous fish of a group that comprises the sharks, rays, and skates.
- electroclash — a type of electronic music, originating in the first decade of the 21st century, that combines modern techno with synthesizer music characteristic of the 1980s
- ellipsograph — an instrument that draws ellipses
- epanorthosis — (rhetoric) A rhetorical device or element in which a speaker or writer retracts a word that has been spoken and substitutes a stronger or more suitable word; often done for emphasis or sarcasm.
- eratosthenes — ?276–?194 bc, Greek mathematician and astronomer, who calculated the circumference of the earth by observing the angle of the sun's rays at different places
- erythematous — Of or pertaining to erythema.
- erythroblast — An immature erythrocyte containing a nucleus.
- exhortations — Plural form of exhortation.
- factory ship — a whaling ship equipped to process killed whales and to transport the oil and by-products.