180 entries under reasonable topic. ×
| intelligent(adjective, sound, sensible, significant) | |
| knowing(adjective, sound, sensible, alert) | |
| logical(adjective, good, sound, sensible) | |
| measured(adjective, calm, quiet, soft) | |
| nonpartisan(adjective, calm, sensible, indifferent) | |
| philosophic(adjective, calm, sound, sensible) | |
| reliable(adjective, calm, good, sound) | |
| sagacious(adjective, sound, smooth, smart) | |
| self-restrained(adjective, quiet, gentle, informal) | |
| sentient(adjective, alert, significant, familiar) | |
| unexcessive(adjective, calm, quiet, mild) | |
| wise(adjective, calm, good, sound) | |
| adequate(adjective, good, pleasant, moderate) | |
| astute(adjective, sound, tough, sharp) | |
| average(adjective, good, pleasant, moderate) | |
| balmy(adjective, calm, quiet, weak, smooth) | |
| canny(adjective, smooth, sharp, smart) | |
| cerebral(adjective, sound, sensible, rational) | |
| clement(adjective, calm, weak, smooth, pleasant) | |
| cognitive(adjective, sound, sensible, rational) |
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| APA | Smart Define. (2016). cool thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/cool/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "cool thesaurus" https://smartdefine.org/cool/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, cool thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/cool/thesaurus/synonyms>. |
| MLA | Smart Define. "cool thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/cool/thesaurus/synonyms> |