- Definitions|2
- Thesaurus|3.8k
- Abbreviations|0
84 entries under simple topic. ×
| insensate(adjective, dull, ability, slow) | |
| obtuse(adjective, dull, careless, silly) | |
| dense(adjective, dull, slow, silly) | |
| feebleminded(adjective, weak, silly, stupid) | |
| inconsistent(adjective, wrong, silly, stupid) | |
| pointless(adjective, dull, slow, silly) | |
| nitwitted(adjective, silly, stupid, senseless) | |
| slow(adjective, dull, silly, stupid) | |
| bonkers(adjective, silly, crazy, mad) | |
| deranged(adjective, wild, silly, stupid) | |
| futile(adjective, dull, slow, silly) | |
| gullible(adjective, dull, slow, silly) | |
| naive(dull, innocent, witless, trusting) | |
| nerdy(adjective, weak, silly, thoughtless) | |
| unhinged(silly, stupid, unsound, unwise) | |
| unbalanced(adjective, wild, silly, stupid) | |
| bedlamite(adjective, silly, crazy, mad) | |
| cracked(adjective, wild, silly, stupid) | |
| in the ozone(expression, idiom, silly, crazy) | |
| susceptible(innocent, naive, trusting, wide-eyed) |
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| APA | Smart Define. (2016). foolish thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/foolish/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "foolish thesaurus" https://smartdefine.org/foolish/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2016, foolish thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/foolish/thesaurus/synonyms>. |
| MLA | Smart Define. "foolish thesaurus" 24 March 2016. Web. 21 September 2026. <https://smartdefine.org/foolish/thesaurus/synonyms> |