| cuckoo(silly, foolish, mad, insane, unwise) |
| dippy(silly, foolish, mad, insane, unwise) |
| flaky(silly, foolish, mad, insane, unwise) |
| flipped out(expression, silly, hot, crazy, mad) |
| freaked out(expression, wild, enthusiastic, silly, foolish) |
| fruity(silly, foolish, mad, insane, unwise) |
| goofy(silly, foolish, unwise) |
| insane(adjective, wild, silly, foolish, crazy) |
| inverted(adjective, upset, reverse, opposite, upside-down) |
| jerked |
| kooky(silly, foolish, mad, insane, unwise) |
| loony(silly, foolish, unwise) |
| mad(adjective, wild, enthusiastic, silly, foolish) |
| mad as a March hare(expression, idiom, silly, foolish, mad) |
| mad as a hatter(expression, idiom, silly, foolish, mad) |
| mentally strange(expression, silly, foolish, mad, insane) |
| nuts(silly, foolish, crazy, mad, insane) |
| nutty as fruitcake(expression, idiom, silly, foolish, mad) |
| of unsound mind(expression, idiom, silly, foolish, mad) |
| out to lunch(expression, idiom, silly, mad, insane) |