- Definitions|2
- Thesaurus|3.2k
- Abbreviations|0
218 entries under foolish topic. ×
| careless(adjective, stupid, bold, thoughtless) | |
| cockeyed(silly, unwise, unreasoned, unscientific) | |
| derailed(adjective, wrong, wild, silly) | |
| doltish(weak, simple, careless, silly) | |
| enthusiastic(adjective, moving, keen, rough, warm) | |
| far-fetched(adjective, stupid, senseless, arbitrary) | |
| feebleminded(weak, simple, silly, thoughtless) | |
| flipped(adjective, wild, silly, hot) | |
| flipped out(silly, hot, crazy, mad) | |
| freaked out(expression, adjective, wild, silly) | |
| half-witted(weak, simple, silly, thoughtless) | |
| headstrong(careless, stupid, thoughtless, senseless) | |
| inappropriate(silly, stupid, absurd, unwise) | |
| incautious(adjective, weak, simple, careless, silly) | |
| jerky(weak, simple, silly, thoughtless) | |
| keen(adjective, warm, silly, crazy) | |
| loopy | |
| mad as a hatter(expression, idiom, wrong, wild, silly) | |
| nerdy(weak, simple, silly, thoughtless) | |
| nutty as fruitcake(expression, idiom, wrong, wild, silly) |
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| APA | Smart Define. (2015). irrational thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/irrational/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "irrational thesaurus" https://smartdefine.org/irrational/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, irrational thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/irrational/thesaurus/synonyms>. |
| MLA | Smart Define. "irrational thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/irrational/thesaurus/synonyms> |