| loco(noun, crazy, mad, insane, irrational) |
| mad as a March hare(expression, idiom, frantic, unglued, lunatic) |
| mad as a hatter(expression, idiom, frantic, unglued, lunatic) |
| maniac(noun, crazy, mad, insane, irrational) |
| manic(crazy, hysterical, lunatic, potty, psychotic) |
| non compos mentis(expression, idiom, crazy, hysterical, psychotic) |
| nutty as a fruitcake(expression, crazy, hysterical, lunatic, psychotic) |
| nutty as fruitcake(expression, idiom, crazy, frantic, lunatic) |
| of unsound mind(expression, idiom, frantic, unglued, lunatic) |
| out to lunch(expression, idiom, frantic, unglued, lunatic) |
| psychopathic(crazy, hysterical, psychotic) |
| psychotic(crazy, mad, hysterical, crazed) |
| round the bend(expression, idiom, frantic, unglued, lunatic) |
| schitzy(crazy, hysterical, hacked, lunatic, psychotic) |
| schizo(frantic, unglued, lunatic, aper, well-built) |
| schizoid(crazy, mad, hysterical, lunatic, crazed) |
| schizzo(crazy, insane, irrational, distracted, frantic) |
| screw loose(expression, frantic, unglued, lunatic, potty) |
| unglued(crazy, insane, irrational, frantic, lunatic) |
| unscrewed(crazy, insane, irrational, distracted, frantic) |