71 entries under rational topic. ×

2
subjective(adjective, reasonable, keen, heavy, deep)
1
absorbed(adjective, reasonable, keen, deep)
1
analytical(adjective, sound, reasonable, keen, sensible)
1
calm(adjective, sound, reasonable, sensible)
1
clairvoyant(intellectual, supernatural, spiritual, psychic)
1
cool(adjective, sound, reasonable, sensible)
1
deep(adjective, reasonable, keen, smart, bright)
1
discerning(noun, adjective, understanding, sound, reasonable)
1
earnest(adjective, reasonable, keen, deep)
1
farsighted(adjective, reasonable, keen, deep)
1
grave(adjective, reasonable, keen, deep)
1
heavy(intellectual, supernatural, spiritual, psychic)
1
ideological(heavy, intellectual, supernatural, spiritual)
1
imaginative(adjective, smart, bright, heavy)
1
immaterial(intellectual, supernatural, spiritual, psychic)
1
intellective(reasoning, intellectual, supernatural, mental)
1
keen(adjective, reasonable, smart, bright, deep)
1
levelheaded(adjective, sound, reasonable, keen, sensible)
1
mysterious(heavy, intellectual, supernatural, spiritual)
1
philosophic(adjective, sound, reasonable, keen, sensible)
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APASmart Define. (2016). thinking thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/thinking/thesaurus/synonyms
ChicagoSmart Define. 2016. "thinking thesaurus" https://smartdefine.org/thinking/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, thinking thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/thinking/thesaurus/synonyms>.
MLASmart Define. "thinking thesaurus" 11 February 2016. Web. 22 September 2026. <https://smartdefine.org/thinking/thesaurus/synonyms>