cosmogony (en)

(noun) a theory of the origin of the universe / (noun) the creation or origin of the world or universe

cosset (en)

(noun) a pet lamb / (noun) pet / (verb) to treat as a pet; pamper

costive (en)

(adjective) affected with constipation / (adjective) causing constipation / (adjective) slow in action or expression / (adjective) not generous; stingy

coterie (en)

(noun) an intimate and often exclusive group of persons with a unifying common interest or purpose

coterminous (en)

(adjective) having the same or coincident boundaries / (adjective) coextensive in scope or duration

cottage industry (en)

a business or manufacturing activity carried on in a person's home

court of equity (en)

in Medieval English legal theory, an alternative court to the common law "courts of justice" focused on social cohesion rather than pure justice; could overturn the judgments of common law courts

couvade (en)

(noun) a custom in some cultures in which when a child is born the father takes to bed as if bearing the child and submits himself to fasting, purification, or taboos

covey (en)

(noun) a mature bird or pair of birds with a brood of young / (noun) a small flock / (noun) company group

crasis (en)

(from the Greek κρᾶσις, "mixing", "blending") is a type of contraction in which two vowels or diphthongs merge into one new vowel or diphthong, making one word out of two

creative destruction (en)

the incessant product and process innovation mechanism by which new production units replace outdated ones; coined by Joseph Schumpeter in 1942 as "the essential fact about capitalism"

cremora (en)

I think this is a NESTLE non-diary creamer?

crenellation (en)

(noun) the battlement of a castle or other building. / (noun) any of the embrasures alternating with merlons in a battlemen

creosote (en)

(noun) a clear or yellowish flammable oily liquid mixture of phenolic compounds obtained by the distillation of tar derived from wood and especially from beech wood / (noun) a brownish oily liquid consisting chiefly of aromatic hydrocarbons obtained by distillation of coal tar and used especially as a wood preservative / (noun) a dark brown or black flammable tar deposited from especially wood smoke on the walls of a chimney / (noun) creosote bush / (verb) to treat with creosote / (noun) a resinous desert shrub (Larrea tridentata) of the caltrop family found in the southwestern United States and Mexico

crepitate (en)

(verb) to make a crackling sound; crackle

crepuscular (en)

(adj) of, resembling, or relating to twilight

crescive (en)

(adjective) marked by gradual spontaneous development

cruft (en)

superfluous junk (from software development)

crèche (en)

British: a nursery where babies and young children are cared for during the working day; North American: a representation of the nativity scene

cucurbitaceous (en)

the family of plants that inculdes cucumbers

culvert (en)

(noun) a transverse drain

cum suis (la)

and others?

cuneate (en)

(adjective) narrowly triangular with the acute angle toward the base

curative (en)

able to cure disease

cursillo (en)

an ecumenical Christian program whose goal is to "bring God from the head to the heart"