Camouflage (n)
Disguise, mask, coverup
Candid (adj)
Honest, blunt, outspoken
Cater (v)
Help, provide, supply
Certify (v)
approve, authorize, authenticate
collaborate (v)
work together, cooperate, participate
Coma (n)
Deep unconsciousness, stupor, deep sleep
Compassionate (adj)
benevolent, charitable, sympathetic
Condescending (adj)
Snobby, arrogant, disdainful
Contrite (adj)
Regretful, apologetic, repentant
Controversial (adj)
Disputed, questionable, at issue