75 entries under reasonable topic. ×
| intellectual(adjective, sound, smart, sensible) | |
| cognitive(adjective, sound, sensible, rational) | |
| intelligent(adjective, sound, smart, sensible) | |
| rational(adjective, sound, sensible, intelligent) | |
| brainy(adjective, rational, intelligent, thoughtful) | |
| subjective(adjective, rational, intelligent, thoughtful) | |
| reasoning(adjective, sound, sensible, rational) | |
| ruminative(adjective, rational, thoughtful, sober) | |
| thinking(adjective, sound, keen, sensible) | |
| thoughtful(adjective, sound, sensible, rational) | |
| deep(adjective, keen, rational, thoughtful) | |
| philosophic(adjective, sound, keen, sensible) | |
| analytical(adjective, sound, sensible, rational) | |
| logical(adjective, sound, sensible, rational) | |
| absorbed(adjective, keen, deep, rational) | |
| all there(expression, adjective, sound, sensible) | |
| calculating(adjective, keen, deep, rational) | |
| cogitative(adjective, keen, deep, rational) | |
| consequent(adjective, sound, sensible, rational) | |
| contemplative(adjective, keen, deep, rational) |
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| APA | Smart Define. (2015). cerebral thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/cerebral/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "cerebral thesaurus" https://smartdefine.org/cerebral/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, cerebral thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/cerebral/thesaurus/synonyms>. |
| MLA | Smart Define. "cerebral thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/cerebral/thesaurus/synonyms> |