10-letter words containing c, h, o, y
- chokeberry — any of various North American rosaceous shrubs of the genus Aronia
- cholecysts — Plural form of cholecyst.
- chomophyte — any plant that grows on rocky ledges or in fissures and crevices
- chordotomy — an operation to paralyse nerve tracts in the spinal chord in order to relieve pain associated with certain conditions
- choreology — the method of writing down the signs and characters that indicate movements in dance
- chorus boy — a male singer or dancer of the chorus of a musical comedy, vaudeville show, etc.
- chroma key — an electronic special-effects system for combining a desired background with live foreground action.
- chromatype — a procedure in photography that uses photographic paper that is made reactive to light by the use of a salt of chromium
- chronicity — constant; habitual; inveterate: a chronic liar.
- chronology — The chronology of a series of past events is the times at which they happened in the order in which they happened.
- chrysocale — a copper alloy containing zinc and lead.
- chrysolite — a yellowish-green gem derived chiefly from varieties of olivine
- chrysophan — a glucoside that is bitter to the taste and yellow in colour
- chrysostom — Saint John. ?345–407 ad, Greek patriarch; archbishop of Constantinople (398–404). Feast day: Sept 13 or Nov 13
- chrysotile — a green, grey, or white fibrous mineral, a variety of serpentine, that is an important source of commercial asbestos. Formula: Mg3Si2O5(OH)4
- chylaceous — of or resembling chyle.
- chyloderma — (medicine) swelling of the scrotum resulting from chronic lymphatic obstruction.
- cladophyll — a green, flattened branch arising from the axil of a leaf, with the shape and functions of a foliage leaf
- cloth yard — a medieval unit of measure for cloth, fixed at 37 inches by Edward VI of England: also used as a length for longbow arrows
- clownishly — In a clownish, undignified, or foolish manner; absurdly, ridiculously.
- coherently — logically connected; consistent: a coherent argument.
- cohesively — characterized by or causing cohesion: a cohesive agent.
- cohomology — the abstract study of algebraic topology
- colocynths — Plural form of colocynth.
- conchology — the study and collection of mollusc shells
- condylarth — any of the primitive ungulate mammals of the extinct order Condylarthra, from the Paleocene and Eocene epochs, having a slender body, low-crowned teeth, and five-toed feet, each toe ending in a small hoof.
- coprophagy — feeding on dung, as certain beetles.
- copyholder — one who reads aloud from the copy as the proof corrector follows the reading in the proof
- copyrights — Plural form of copyright.
- cormophyte — any of the Cormophyta, a major division (now obsolete) of plants having a stem, root, and leaves: includes the mosses, ferns, and seed plants
- coryphaeus — (in ancient Greek drama) the leader of the chorus
- coryphodon — a primitive hoofed mammal of the extinct genus Coryphodon, of the early Eocene Epoch, having a long, thickset body, short legs, and five-toed feet, each toe ending in a small hoof.
- countryish — similar to that which is typical of country music
- cowboy hat — a wide-brimmed hat as worn by cowboys
- coyishness — the quality of being coyish
- cryophilic — able to thrive at low temperatures
- cryophorus — a glass tube with a bulb at each end which contains water and water vapour, used in physics to demonstrate freezing by evaporation
- cryosphere — All those areas of the Earth where the surface is frozen.
- cubby-hole — A cubby-hole is a very small room or space for storing things.
- cubbyholes — Plural form of cubbyhole.
- cyanopathy — (medicine) A disease in which the surface of the body turns blue, usually arising from a malformation of the heart, which causes an imperfect arterialization of the blood.
- cyanophyta — a phylum, or subkingdom, in the kingdom Monera, comprising the blue-green algae.
- cyanophyte — a former name for a cyanobacterium
- cyathiform — shaped like a drinking glass or cup, with a wider upper section
- cyclograph — Arcograph.
- cyclohexyl — (organic chemistry) The univalent radical derived from cyclohexane by the formal removal of a hydrogen atom.
- cyclothyme — a person suffering from cyclothymia
- cymophenol — (organic compound) synonym of carvacrol.
- cymotrichy — the state of having wavy hair
- cynophilia — a love of dogs