| out to lunch(expression, adjective, idiom, silly) |
| absurd(adjective, simple, wild, strange, silly) |
| enthusiastic(adjective, concern, rough, passionate, silly) |
| moonstruck(adjective, silly, foolish, stupid) |
| screwball(noun, adjective, slang, silly) |
| cockamamie(adjective, slang, silly, foolish, crazy) |
| erratic(adjective, wild, silly, foolish, crazy) |
| keen(adjective, concern, passionate, silly, foolish) |
| pixilated(adjective, slang, crazy) |
| schizo(noun, adjective, slang, silly) |
| unstable(insane, psychiatric) |
| berserk(adjective, wild, silly, foolish, crazy) |
| flaky(adjective, simple, silly, foolish, crazy) |
| irrational(adjective, wrong, rough, wild, silly) |
| maniac(adjective, crazy, insane, irrational) |
| ridiculous(adjective, simple, wild, strange, silly) |
| unzipped(adjective, slang, crazy) |
| warm(adjective, concern, silly, foolish, crazy) |
| zealous(adjective, concern, passionate, silly, foolish) |
| ape(silly, foolish, crazy, insane) |