| goo-goo(noun, slang, sick, mad person) |
| goof(noun, slang, sick, mad person) |
| jerk(noun, slang, sick, mad person) |
| jerk-off(noun, slang, sick, mad person) |
| knee-jerk(noun, slang, sick, mad person) |
| kook(noun, slang, sick, mad person) |
| loom(noun, slang, sick, mad person) |
| looneybin(noun, slang, sick, mad person) |
| loony tune(noun, slang, sick, mad person) |
| luny(noun, slang, sick, mad person) |
| mental(noun, slang, sick, mad person) |
| mishoogeh(noun, slang, sick, mad person) |
| mishugah(noun, slang, sick, mad person) |
| not all there(noun, slang, sick, mad person) |
| nougat(noun, slang, sick, mad person) |
| schiz(noun, slang, sick, mad person) |
| schizo(noun, slang, sick, mad person) |
| trainwreck(noun, slang, sick, mad person) |
| weener(noun, slang, sick, mad person) |
| weeney(noun, slang, sick, mad person) |