| nutty as fruitcake(expression, idiom, silly, foolish, mad) |
| off one's chump |
| off one's head(expression, adjective, idiom, crazy, mad) |
| passionate(adjective, agitated, heated, overexcited, panic-stricken) |
| phrenetic(adjective, crazy, mad, odd, insane) |
| psychopathic(adjective, silly, foolish, stupid, irrational) |
| rash(adjective, foolish, crazy, mad, odd) |
| reasonless |
| reckless(adjective, foolish, crazy, mad, odd) |
| round the bend(expression, idiom, silly, foolish, mad) |
| schizo(adjective, silly, foolish, mad, insane) |
| schizophrenic(adjective, silly, foolish, stupid, hacked) |
| scorched(adjective, heated) |
| screw loose(expression, silly, foolish, mad, insane) |
| sick(adjective, crazy, ill, insane, unhealthy) |
| silly(adjective, wild, foolish, stupid, crazy) |
| sizzling(adjective, enthusiastic, ill, sick, fervent) |
| strange(silly, foolish, unwise) |
| tempestuous(adjective, agitated, heated, overexcited, panic-stricken) |
| tetched |