| basket case(noun, bad, slang, mad, ill) |
| batty(adjective, bad, silly, foolish, crazy) |
| bedlamite(noun, person, madness, insanity) |
| flake(noun, slang, mad, sick, fanatic) |
| haywire(adjective, bad, crazy, mad, ill) |
| jerk(noun, bad, slang, mad, ill) |
| knee-jerk(noun, bad, slang, mad, ill) |
| screwy(adjective, bad, silly, foolish, crazy) |
| trainwreck(noun, bad, slang, mad, ill) |
| unsettled(adjective, strange, madness, abnormal) |
| unsound(adjective, strange, fool, mad, freak) |
| wacko(noun, adjective, bad, mad, ill) |
| wacky(adjective, strange, silly, foolish, crazy) |
| weirdo(noun, adjective, dangerous) |
| loom(noun, bad, slang, mad, ill) |
| mental case(expression, strange, fool, mad, patient) |
| absurd(adjective, strange, silly, foolish, unwise) |
| balmy(strange, fool, silly, foolish, mad) |
| bats(verb, mad, loony, schizophrenic) |
| brain-sick(adjective, bad, mad, ill, insane) |