compunction, n. [qualm], [contrition], [remorse], [regret], sting of [conscience].
compute, v. [reckon], [calculate], enumerate, [rate], [estimate].
comrade, n. [associate], [companion], [mate], compeer.
comradeship, n. [association], camaraderie.
concave, a. rounded, [vaulted]. Antonym: [convex].
concealed, a. [hidden], [latent], secreted, [clandestine], [disguised].
concealment, n. [secretion], [hiding]; [secrecy], latency, [privacy], [seclusion], [retirement]; [suppression].
conceit, n. [idea], [conception], [fancy]; [whim], [caprice], [vagary], [freak]; priggery, [vanity], [egotism], [self-conceit], [inflation], self-glorification, [overweening], conceitedness.
conceited, a. [egotistical], priggish, [bombastic], [bumptious], [vain], [overweening], [self-conceited].
concentrate, v. centralize, focus, [consolidate]; [condense], [rectify].