| foolish(adjective, characteristic, weak, simple, wrong) |
| stupid(noun, adjective, characteristic, person, weak) |
| ridiculous(adjective, characteristic, light, weak, simple) |
| nonsensical(adjective, characteristic, weak, simple, wrong) |
| crazy(adjective, characteristic, light, weak, simple) |
| inane(adjective, characteristic, soft, slight, tender) |
| absurd(adjective, characteristic, light, weak, simple) |
| fatuous(adjective, characteristic, weak, simple, ability) |
| idiotic(adjective, characteristic, weak, simple, knowledge) |
| ludicrous(adjective, characteristic, light, weak, simple) |
| goofy(adjective, light, foolish, stupid, crazy) |
| asinine(adjective, characteristic, dull, weak, simple) |
| preposterous(adjective, characteristic, weak, simple, wrong) |
| senseless(adjective, characteristic, weak, simple, wrong) |
| irrational(adjective, characteristic, weak, simple, careless) |
| mad(adjective, weak, simple, wrong, knowledge) |
| dizzy(adjective, characteristic, light, slang, ability) |
| brainless(adjective, characteristic, weak, simple, wrong) |
| insane(adjective, weak, simple, wrong, knowledge) |
| puerile(adjective, characteristic, foolish, stupid, fantastic) |