| careless(adjective, feature, state, weak, wild) |
| reckless(adjective, feature, state, weak, careless) |
| unreliable(adjective, characteristic, quality, finance, banking) |
| silly(adjective, foolish, stupid, fantastic, vague) |
| insane(adjective, wrong, wild, strange, silly) |
| feckless(adjective, feature, state, careless, trait) |
| thoughtless(adjective, feature, state, careless, wild) |
| capricious(adjective, careless, excited, foolish, unstable) |
| unstable(adjective, characteristic, quality, careless, finance) |
| crazy(adjective, simple, careless, wild, silly) |
| fly-by-night(adjective, careless, foolish, dishonest, deceitful) |
| heedless(adjective, feature, state, careless, wild) |
| rash(adjective, careless, wild, foolish, bold) |
| wild(adjective, wrong, careless, foolish, fantastic) |
| fickle(adjective, careless, excited, foolish, unstable) |
| devil-may-care(adjective, feature, state, careless, wild) |
| untrustworthy(adjective, careless, foolish, dishonest, deceitful) |
| foolhardy(adjective, careless, foolish, fantastic, thoughtless) |
| undependable(adjective, careless, excited, foolish, unstable) |
| negligent(adjective, feature, state, careless, indifferent) |