- Definitions|2
- Thesaurus|3.2k
- Abbreviations|0
172 entries under foolish topic. ×
| birdbrained(crazy, impractical, half-baked, doomed) | |
| disjointed(unreasonable, illogical) | |
| groundless(unreasonable, illogical) | |
| gung ho(expression, adjective, silly, crazy) | |
| sophistic(unreasonable, illogical) | |
| squirrelly | |
| thick-witted | |
| unfounded(unreasonable, illogical) | |
| unpredictable(adjective, silly, crazy, rash) | |
| unreasoning(unreasonable, illogical) | |
| very stupid(expression, crazy) | |
| warm(adjective, silly, crazy, mad) |
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| APA | Smart Define. (2015). insane thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/insane/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "insane thesaurus" https://smartdefine.org/insane/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, insane thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/insane/thesaurus/synonyms>. |
| MLA | Smart Define. "insane thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/insane/thesaurus/synonyms> |