| blanket |
| blunt(adjective, thoughtless, crass, tactless) |
| brainless(weak, simple, silly, foolish, stupid) |
| brassy |
| brazenfaced |
| bullheaded(determined, impulsive, stubborn, reckless, impetuous) |
| bum-steer(adjective, foolish, unreasonable, unwise, mistaken) |
| carefree(careless, wild, thoughtless, reckless, negligent) |
| caught napping(expression, careless, bold, thoughtless, wary) |
| childish(foolish, stupid, rash, absurd, risky) |
| chin-up(strong, bold, spirited, brave, courageous) |
| chivalrous(strong, bold, spirited, brave, courageous) |
| chutzpadik |
| cockamamy(silly, thoughtless, unwise) |
| cockeyed(silly, foolish, fantastic, unwise, impractical) |
| confused(adjective, careless, foolish, stupid, unreasonable) |
| contrary(determined, impulsive, stubborn, reckless, impetuous) |
| courageous(adjective, strong, bold, spirited, brave) |
| crude(adjective, sharp, rough, careless, thoughtless) |
| cursory(casual, happy-go-lucky, unfussy, slapdash) |