| cool(adjective, feature, state, trait, mad) |
| crackpot(adjective, crazy, mad, odd, insane) |
| derelict(adjective, neglectful) |
| desperado(adjective, rash) |
| easy(adjective, feature, state, wild, trait) |
| easy-going(adjective, feature, state, trait) |
| fatuous(silly, thoughtless, unwise) |
| flippant(adjective, mad, bold, naughty, impudent) |
| free and easy(expression, adjective, idiom, feature, state) |
| furious(careless, anxious, worried, thoughtless, impulsive) |
| go for broke |
| hardy(adjective, mad, bold, naughty, impudent) |
| heady |
| hit-and-miss(adjective, neglectful) |
| impracticable(adjective, foolish, crazy, irrational, outrageous) |
| inadvisable(adjective, foolish, rash, risky) |
| inexpedient(adjective, careless, foolish, thoughtless, rash) |
| lavish(adjective, free, careless, wild, extravagant) |
| lax(adjective, feature, state, careless, indifferent) |
| lazy(adjective, madcap, feckless, unaccountable, irresponsive) |