44 entries under rational topic. ×
| intellective(adjective, mind, intelligent, thoughtful) | |
| mysterious(adjective, mind, supernatural, spiritual) | |
| perceptual(adjective, cerebral, psychological) | |
| phrenic(adjective, mind, intelligent, thoughtful) | |
| abstract(adjective, intellectual, unreal, cerebral) | |
| brainy(adjective, mind, intelligent, thoughtful) | |
| clairvoyant(adjective, mind, intellectual, supernatural) | |
| deep(adjective, slight, fine, mind, thin) | |
| heavy(adjective, mind, supernatural, spiritual) | |
| imaginative(adjective, mind, supernatural, spiritual) | |
| imaginary(adjective, emotional, reasoning, thinking) | |
| sensible(adjective, reasoning, thinking, intellectual) | |
| academic(intelligent, knowledgeable) | |
| bookish(intelligent, thoughtful, knowledgeable) | |
| highbrow(intelligent, thoughtful, knowledgeable) | |
| highbrowed(adjective, intelligent, thoughtful, knowledgeable) | |
| in the mind(expression, adjective, idiom, emotional) | |
| inventive(intelligent, thoughtful, knowledgeable) | |
| knowledgeable | |
| learned(intelligent, thoughtful, knowledgeable) |
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| APA | Smart Define. (2015). mental thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/mental/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "mental thesaurus" https://smartdefine.org/mental/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, mental thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/mental/thesaurus/synonyms>. |
| MLA | Smart Define. "mental thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/mental/thesaurus/synonyms> |