| lunatic(noun, adjective, person, crazy) |
| loony(noun, adjective, person, crazy) |
| crackpot(noun, adjective, person, crazy) |
| crazy(noun, adjective, person, odd) |
| phrenetic(adjective, crazy, odd, insane) |
| absurd(adjective, crazy, odd, insane) |
| agonized(adjective, crazy, odd, insane) |
| balmy(adjective, crazy, odd, insane) |
| barmy(adjective, crazy, odd, insane) |
| crazed(adjective, crazy, odd, insane) |
| daft(adjective, crazy, odd, insane) |
| delirious(adjective, crazy, odd, insane) |
| distracted(adjective, crazy, odd, insane) |
| distraught(adjective, crazy, odd, insane) |
| fantastical(adjective, crazy, odd, insane) |
| frantic(adjective, crazy, odd, insane) |
| gone doolally(adjective, crazy, odd, insane) |
| loopy(adjective, crazy, odd, insane) |
| madding(adjective, crazy, odd, insane) |
| nonsensical(adjective, crazy, odd, insane) |