| asinine(adjective, silly, stupid, insignificant, unreasonable) |
| batty(adjective, silly, stupid, insignificant, unreasonable) |
| carelessly(adverb, unkindly, recklessly, thoughtlessly, stupidly) |
| crazy(adjective, silly, stupid, insignificant, unreasonable) |
| daft(adjective, silly, stupid, insignificant, unreasonable) |
| double talk(expression, adjective, silly, stupid, insignificant) |
| fatuous(adjective, silly, stupid, insignificant, unreasonable) |
| flaky(adjective, silly, stupid, insignificant, unreasonable) |
| foolish(adjective, silly, stupid, insignificant, unreasonable) |
| foolishly(adverb, passionately, carelessly, impulsively, unkindly) |
| heedlessly(adverb, passionately, carelessly, impulsively, unkindly) |
| idiotic(adjective, silly, stupid, insignificant, unreasonable) |
| illogical(adjective, silly, stupid, insignificant, unreasonable) |
| imbecilic(adjective, silly, stupid, insignificant, unreasonable) |
| impulsively(adverb, passionately, carelessly, unkindly, recklessly) |
| incongruous(adjective, silly, stupid, insignificant, unreasonable) |
| inconsiderately(adverb, passionately, carelessly, impulsively, unkindly) |
| inconsistent(adjective, silly, stupid, insignificant, unreasonable) |
| irrational(adjective, silly, stupid, insignificant, unreasonable) |
| ludicrous(adjective, silly, stupid, insignificant, unreasonable) |