| astute | |
| blue(adjective, immorality, degradation) | |
| brainy | |
| canny | |
| cute | |
| discerning | |
| eloquent | |
| erudite | |
| fast | |
| hyperintelligent | |
| ingenious(adjective, brilliant, clever) | |
| intellectual | |
| keen | |
| knowledgeable | |
| nimble | |
| omniscient | |
| perceptive | |
| prudent | |
| quick | |
| quick-witted |
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| APA | Smart Define. (2016). dumb thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/dumb/thesaurus/antonyms |
| Chicago | Smart Define. 2016. "dumb thesaurus" https://smartdefine.org/dumb/thesaurus/antonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2016, dumb thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/dumb/thesaurus/antonyms>. |
| MLA | Smart Define. "dumb thesaurus" 29 March 2016. Web. 24 September 2026. <https://smartdefine.org/dumb/thesaurus/antonyms> |