| crack-skull(noun, slang, sick, mad person) |
| cracked(adjective, silly, foolish, mad, insane) |
| crackers |
| crackpot |
| delirious(adjective, silly, foolish, mad, insane) |
| different(adjective, strange, crazy, absurd, wacky) |
| dingy(adjective, silly, foolish, mad, insane) |
| dippy(adjective, silly, foolish, mad, insane) |
| disordered(adjective, defective) |
| dotty |
| erratic(adjective, silly, foolish, mad, insane) |
| flake(noun, slang, sick, mad person) |
| flaky(adjective, silly, foolish, mad, insane) |
| flipped(adjective, silly, foolish, mad, insane) |
| fruit-cake(noun, slang, sick, mad person) |
| fruity(adjective, silly, foolish, mad, insane) |
| goo-goo(noun, slang, sick, mad person) |
| goof(noun, slang, sick, mad person) |
| haywire(adjective, crazy, broken) |
| idiotic(adjective, silly, foolish, mad, insane) |