- Definitions|2
- Thesaurus|4.5k
- Abbreviations|0
96 entries under foolish topic. ×
| unhinged(adjective, simple, crazy, well) | |
| asinine(adjective, simple, silly, stupid) | |
| bananas(adjective, slang, crazy, mad) | |
| loony(adjective, informal, unreasonable, sane) | |
| wacky(adjective, wrong, slang, silly) | |
| crackers(simple, silly, crazy, sick) | |
| immature(unstable, deficient, incomplete, inexact) | |
| mindless(adjective, wrong, silly, stupid) | |
| misguided(bad, wrong, false, rash) | |
| rash | |
| reasonless(unreasonable, worthless, unacceptable, illogical) | |
| ridiculous(adjective, wrong, silly, stupid) | |
| thoughtless(rash, risky) | |
| unreasoning(unreasonable, illogical) | |
| unthinking(unreasonable, illogical) | |
| witless(simple, silly, rash, risky) | |
| aberrant(unreasonable, fantastic, illogical) | |
| delirious(crazy, unreasonable, insane, irrational) | |
| distracted(crazy, fantastic, insane, irrational) | |
| flaky(adjective, wrong, silly, stupid) |
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| APA | Smart Define. (2015). unsound thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unsound/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "unsound thesaurus" https://smartdefine.org/unsound/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, unsound thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unsound/thesaurus/synonyms>. |
| MLA | Smart Define. "unsound thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/unsound/thesaurus/synonyms> |