15 entries under thoughtful topic. ×
| mental(adjective, mind, rational, intelligent) | |
| cerebral(adjective, rational, intelligent, knowledgeable) | |
| psychological(adjective, rational, intelligent, knowledgeable) | |
| rational(adjective, heavy, intelligent, knowledgeable) | |
| subjective(adjective, heavy, rational, intelligent) | |
| brainy(adjective, heavy, rational, intelligent) | |
| intellective(adjective, rational, intelligent, knowledgeable) | |
| bookish(adjective, rational, intelligent, knowledgeable) | |
| highbrow(adjective, rational, intelligent, knowledgeable) | |
| highbrowed(adjective, rational, intelligent, knowledgeable) | |
| inventive(adjective, rational, intelligent, knowledgeable) | |
| learned(adjective, rational, intelligent, knowledgeable) | |
| scholarly(adjective, rational, intelligent, knowledgeable) | |
| studious(adjective, rational, intelligent, knowledgeable) | |
| very smart(expression, adjective, rational, intelligent) |
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| APA | Smart Define. (2015). phrenic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/phrenic/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "phrenic thesaurus" https://smartdefine.org/phrenic/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2015, phrenic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/phrenic/thesaurus/synonyms>. |
| MLA | Smart Define. "phrenic thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/phrenic/thesaurus/synonyms> |