72 entries under reasonable topic. ×

8
thoughtful(adjective, sound, keen, sensible)
6
intellectual(adjective, sound, sensible, rational)
5
ruminative(adjective, rational, thoughtful, sober)
4
rational(adjective, sound, keen, sensible)
3
cerebral(adjective, sound, keen, sensible)
3
reflective(adjective, sound, keen, sensible)
3
wise(adjective, sound, keen, sensible)
2
cognitive(adjective, sound, sensible, intellectual)
2
cool(adjective, calm, sound, sensible)
2
grave(adjective, sound, keen, sober)
2
logical(adjective, sound, keen, sensible)
2
sagacious(adjective, sound, sensible, moral)
2
subjective(adjective, keen, deep, rational)
1
absorbed(adjective, keen, deep, rational)
1
all there(expression, adjective, sound, sensible)
1
analytical(adjective, sound, keen, sensible)
1
balanced(adjective, sound, sensible, intellectual)
1
brainy(adjective, keen, deep, sober)
1
calculating(adjective, keen, deep, rational)
1
calm(adjective, quiet, cool, sound)
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APASmart Define. (2015). philosophic thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/philosophic/thesaurus/synonyms
ChicagoSmart Define. 2015. "philosophic thesaurus" https://smartdefine.org/philosophic/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, philosophic thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/philosophic/thesaurus/synonyms>.
MLASmart Define. "philosophic thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/philosophic/thesaurus/synonyms>