| schizo(adjective, silly, foolish, mad, insane) |
| screwball(adjective, silly, foolish, mad, insane) |
| screwy(adjective, silly, foolish, mad, insane) |
| silly(adjective, foolish, mad, insane, unwise) |
| touched(adjective, silly, foolish, mad, insane) |
| unbalanced(adjective, silly, foolish, mad, insane) |
| unglued(adjective, silly, foolish, mad, insane) |
| unhinged(adjective, silly, foolish, mad, insane) |
| unzipped(adjective, silly, foolish, mad, insane) |
| wacky(adjective, silly, foolish, mad, insane) |
| absurd(silly, foolish, unwise) |
| aper(silly, mad, insane) |
| balmy(silly, foolish, unwise) |
| beyond all reason(expression, idiom, silly, foolish, unwise) |
| bizarre(silly, foolish, unwise) |
| cockeyed(silly, foolish, unwise) |
| crazy(silly, foolish, unwise) |
| derisory(silly, foolish, unwise) |
| eccentric(silly, foolish, unwise) |
| fantastic(silly, foolish, unwise) |