44 entries under rational topic. ×

3
intellective(adjective, mind, intelligent, thoughtful)
3
mysterious(adjective, mind, supernatural, spiritual)
3
perceptual(adjective, cerebral, psychological)
3
phrenic(adjective, mind, intelligent, thoughtful)
2
abstract(adjective, intellectual, unreal, cerebral)
2
brainy(adjective, mind, intelligent, thoughtful)
2
clairvoyant(adjective, mind, intellectual, supernatural)
2
deep(adjective, slight, fine, mind, thin)
2
heavy(adjective, mind, supernatural, spiritual)
2
imaginative(adjective, mind, supernatural, spiritual)
1
imaginary(adjective, emotional, reasoning, thinking)
1
sensible(adjective, reasoning, thinking, intellectual)
0
academic(intelligent, knowledgeable)
0
bookish(intelligent, thoughtful, knowledgeable)
0
highbrow(intelligent, thoughtful, knowledgeable)
0
highbrowed(adjective, intelligent, thoughtful, knowledgeable)
0
in the mind(expression, adjective, idiom, emotional)
0
inventive(intelligent, thoughtful, knowledgeable)
0
knowledgeable
0
learned(intelligent, thoughtful, knowledgeable)
11 years ago|15k views|share |citing 
APASmart Define. (2015). mental thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/mental/thesaurus/synonyms
ChicagoSmart Define. 2015. "mental thesaurus" https://smartdefine.org/mental/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, mental thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/mental/thesaurus/synonyms>.
MLASmart Define. "mental thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/mental/thesaurus/synonyms>