| hysterical(adjective, characteristic, insanity, craziness) |
| idiotic(adjective, characteristic, insanity, craziness) |
| incoherent(adjective, characteristic, insanity, craziness) |
| irrational(adjective, characteristic, insanity, craziness) |
| lightheaded(adjective, characteristic, insanity, craziness) |
| loony(adjective, characteristic, insanity, craziness) |
| lunatic(adjective, characteristic, insanity, craziness) |
| maniac(adjective, characteristic, insanity, craziness) |
| maniacal(adjective, characteristic, insanity, craziness) |
| manic(adjective, characteristic, insanity, craziness) |
| moronic(adjective, characteristic, insanity, craziness) |
| nuts(adjective, characteristic, insanity, craziness) |
| nutty(adjective, characteristic, insanity, craziness) |
| odd(adjective, characteristic, insanity, craziness) |
| overwrought(adjective, characteristic, insanity, craziness) |
| potty(adjective, characteristic, insanity, craziness) |
| preposterous(adjective, characteristic, insanity, craziness) |
| rambling(adjective, characteristic, insanity, craziness) |
| rattled(adjective, characteristic, insanity, craziness) |
| silly(adjective, characteristic, insanity, craziness) |