- Definitions|1
- Thesaurus|2.2k
- Abbreviations|0
135 entries under foolish topic. ×
| idiotic(weak, simple, silly, crazy) | |
| jerky(weak, simple, silly, thoughtless) | |
| ludicrous(adjective, weak, simple, unusual, wild) | |
| mad as a March hare(expression, idiom, silly, mad) | |
| mad as a hatter(expression, idiom, silly, mad) | |
| mentally strange(expression, silly, mad, insane) | |
| moronic(weak, simple, silly, thoughtless) | |
| nonsensical(adjective, weak, simple, silly) | |
| nutty as fruitcake(expression, idiom, silly, mad) | |
| ridiculous(adjective, weak, simple, wrong, wild) | |
| schizo(adjective, silly, mad, insane) | |
| screw loose(expression, silly, mad, insane) | |
| stupid(weak, simple, silly, crazy) | |
| tomfool | |
| unreasonable(adjective, weak, simple, silly) | |
| unwise(weak, simple, silly, unreasonable) | |
| ape(silly, crazy, mad, insane) | |
| cockamamy(silly, thoughtless, unwise, unintelligent) | |
| dingy(silly, mad, insane, unwise) | |
| distraught(unreasonable, illogical) |
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| APA | Smart Define. (2016). kooky thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/kooky/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "kooky thesaurus" https://smartdefine.org/kooky/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, kooky thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/kooky/thesaurus/synonyms>. |
| MLA | Smart Define. "kooky thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/kooky/thesaurus/synonyms> |