- Definitions|2
- Thesaurus|2.6k
- Abbreviations|0
271 entries under adjective topic. ×
| featherbrained | |
| futile(ridiculous, absurd, pointless, vain) | |
| giddy | |
| incongruous(silly, stupid, insignificant, unreasonable) | |
| jocular | |
| laughable | |
| lightheaded | |
| mad as a hatter(expression, idiom, silly, foolish) | |
| madman(noun, crazy, mad, odd) | |
| meshuga | |
| mild | |
| not all there(idiom, sane) | |
| off one's head(expression, idiom, crazy, mad) | |
| outlandish(unusual, strange, silly, foolish) | |
| outrageous(silly, foolish, ridiculous, absurd) | |
| pathetic | |
| pointless(silly, stupid, insignificant, ridiculous) | |
| purposeless(silly, stupid, insignificant, ridiculous) | |
| rash(crazy, mad, odd, insane) | |
| reckless(crazy, mad, odd, insane) |
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| APA | Smart Define. (2016). wacky thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/wacky/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "wacky thesaurus" https://smartdefine.org/wacky/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, wacky thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/wacky/thesaurus/synonyms>. |
| MLA | Smart Define. "wacky thesaurus" 31 March 2016. Web. 26 September 2026. <https://smartdefine.org/wacky/thesaurus/synonyms> |