52 entries under rational topic. ×

19
scholarly(adjective, intelligent, thoughtful, serious)
13
bookish(adjective, wise, knowledgeable, attentive)
12
thoughtful(adjective, deliberate, thought, careful)
10
contemplative(adjective, reasonable, keen, thought, deep)
10
academic(adjective, intelligent, thoughtful, serious)
7
reflective(adjective, reasonable, keen, thought, deep)
6
learned(verb, adjective, intelligent, thoughtful)
6
meditative(adjective, reasonable, keen, thought, deep)
6
ruminative(adjective, reasonable, intelligent, thoughtful)
4
intellectual(adjective, reasonable, smart, intelligent)
3
brainy(adjective, reasonable, intelligent, thoughtful)
3
deliberative(adjective, reasonable, keen, thought, deep)
3
engrossed(adjective, reasonable, keen, deep)
2
absorbed(adjective, reasonable, keen, deep)
2
deep(adjective, reasonable, keen, thoughtful)
2
knowledgeable(adjective, intelligent, intellectual, cultured)
2
museful(adjective, reasonable, keen, thought, deep)
2
pensive(adjective, reasonable, keen, thought, deep)
2
philosophical(thought, intelligent, thoughtful, knowledgeable)
2
thinking(adjective, reasonable, keen, thought, deep)
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APASmart Define. (2015). studious thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/studious/thesaurus/synonyms
ChicagoSmart Define. 2015. "studious thesaurus" https://smartdefine.org/studious/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, studious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/studious/thesaurus/synonyms>.
MLASmart Define. "studious thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/studious/thesaurus/synonyms>