12-letter words containing t, h, e, s, o, r
- chaos theory — a theory, applied in various branches of science, that apparently random phenomena have underlying order
- chapter stop — any of several markers placed at intervals on a DVD film, enabling the viewer to find and select particular scenes
- chapterhouse — the building attached to a cathedral, collegiate church, or religious house in which the chapter meets
- charterhouse — a Carthusian monastery
- chatterboxes — Plural form of chatterbox.
- chemotropism — the growth response of an organism, esp a plant, to a chemical stimulus
- cherrystones — Plural form of cherrystone.
- chinese tour — a tour in which visitors are shown only what those in charge want them to see.
- chiropterans — Plural form of chiropteran.
- chlorophytes — Plural form of chlorophyte.
- chocolatiers — Plural form of chocolatier.
- choirmasters — Plural form of choirmaster.
- choreologist — a person who is expert in choreology
- chorusmaster — the conductor of a choir
- chrestomathy — a collection of literary passages, used in the study of language
- christophene — chayote.
- chrome steel — any of various hard rust-resistant steels containing chromium
- chronometers — Plural form of chronometer.
- chronosystem — A pattern of events and transitions over the course of a person's life.
- chrysophytes — Plural form of chrysophyte.
- clothes prop — a long wooden pole with a forked end, used to raise a line of washing to enable it to catch the breeze
- clothes rack — a framework for holding or displaying clothes in a shop
- clothes tree — an upright pole with branching hooks or pegs near the top to hold coats and hats
- clothesbrush — A brush for the clothes.
- clotheshorse — a frame on which to hang laundry for drying or airing
- clothespress — a closet, wardrobe, or chest in which to keep clothes
- constraineth — Archaic third-person singular form of constrain.
- coppersmiths — Plural form of coppersmith.
- copyrighters — Plural form of copyrighter.
- costophrenic — Synonym of phrenicocostal.
- countershaft — an intermediate shaft that is driven by, but rotates in the opposite direction to, a main shaft, esp in a gear train
- crosspatches — Plural form of crosspatch.
- death throes — The death throes of something are its final stages, just before it fails completely or ends.
- diphtheroids — resembling diphtheria, especially in the formation of a false membrane in the throat.
- directorship — a person or thing that directs.
- disauthorize — to take authority away from (a person or organization)
- dreadnoughts — Plural form of dreadnought.
- droughtiness — Dryness of the weather; lack of rain.
- dryopithecus — an extinct genus of generalized hominoids that lived in Europe and Africa during the Miocene Epoch and whose members are characterized by small molars and incisors.
- e-thrombosis — a clot in the bloodstream caused by long periods spent being physically inactive at a computer
- earth closet — a type of lavatory in which earth is used to cover excreta
- echolocators — Plural form of echolocator.
- 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
- electroshock — Of or relating to medical treatment by means of electric shocks.
- 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.
- erythrocytes — Plural form of erythrocyte.
- ethnohistory — The branch of anthropology concerned with the history of peoples and cultures, especially non-Western ones.