| unsound(adjective, foolish, unreasonable, wise, rash) |
| audacious(adjective, careless, thoughtless, impulsive, rash) |
| inept(adjective, sharp, rough, careless, foolish) |
| irresponsible(adjective, careless, foolish, chance, casual) |
| precipitate(adjective, careless, bold, thoughtless, impulsive) |
| unconsidered(adjective, foolish, thoughtless, rash, irresponsible) |
| undiscerning(adjective, dull, careless, indifferent, foolish) |
| unmindful(adjective, careless, indifferent, casual, bold) |
| absurd(weak, simple, silly, foolish, unreasonable) |
| asinine(weak, simple, silly, foolish, thoughtless) |
| bold(adjective, careless, thoughtless, impulsive, wary) |
| brazen(adjective, rash) |
| breakneck(adjective, rash) |
| improper(adjective, imbecility folly) |
| mad(adjective, weak, simple, silly, foolish) |
| madcap(adjective, careless, foolish, bold, thoughtless) |
| short-sighted(adjective, weak, simple, silly, foolish) |
| shortsighted(adjective, unmindful) |
| temerarious(adjective, careless, foolish, thoughtless, rash) |
| adventurous(adjective, careless, thoughtless, impulsive, reckless) |