| dotty(adjective, wrong, crazy, sick, confused) |
| fatuous(adjective, wrong, wild, crazy, mad) |
| frenzied(adjective, wrong, wild, crazy, mad) |
| idiotic(adjective, wrong, wild, crazy, mad) |
| impractical(adjective, wrong, wild, crazy, confused) |
| insane(adjective, wrong, crazy, confused, irrational) |
| irrational(adjective, wrong, wild, confused, insane) |
| irresponsible(adjective, wrong, wild, confused, insane) |
| loony(adjective, wrong, wild, confused, insane) |
| lunatic(adjective, wrong, crazy, confused, insane) |
| mad(adjective, crazy, confused, insane, irrational) |
| mad as a hatter(expression, crazy, sick, hacked, lunatic) |
| maniac(adjective, crazy, sick, sane, hacked) |
| mentally ill(expression, adjective, crazy, sick, sane) |
| moonstruck(adjective, insane, sane) |
| not all there(expression, idiom, crazy, sick, off) |
| nutty as a fruitcake(expression, idiom, crazy, sick, off) |
| of unsound mind(expression, off, hacked, lunatic, dotty) |
| off(adjective, sane, dotty) |
| sick(crazy, crackers) |