collate

examine and compare in order to verify authenticity; arrange in order (the sheets of a book before they are bound)

collateral

security given for loan; ADJ: secondary; descended from the same person but through different sons or daughters

collation

a light meal; collating

collected

composed; calm; self-possessed

colloquial

pertaining to conversational or common speech; informal; N. colloquialism: colloquial expression

colloquy

informal discussion; conversation

collusion

conspiring in a fraudulent scheme to cheat or deceive others; V. collude

colossal

huge

colossus

gigantic statue; person or thing of great size or importance

coma

deep prolonged unconsciousness caused by disease, poison, or a severe blow

comatose

in a coma; extremely sleepy

combustible

easily burned; N. CF. combustion

comeback

retort; quick clever reply; return to former status

comely

attractive; agreeable; having a pleasing appearance