45 entries under reasonable topic. ×

2
consequent(adjective, sound, sensible, rational)
2
enlightened(adjective, sound, sensible, reasoning)
2
far-sighted(adjective, sound, sensible, intellectual)
2
perspicacious(adjective, sound, sensible, sensitive)
2
sagacious(adjective, sound, sensible, reasoning)
1
philosophic(adjective, sound, sensible, intellectual)
1
all there(expression, adjective, sound, sensible)
1
balanced(adjective, sound, sensible, intellectual)
1
calm(adjective, sound, sensible, intellectual)
1
circumspect(adjective, sound, sensible, intellectual)
1
collected(adjective, sound, sensible, intellectual)
1
cool(adjective, sound, sensible, rational)
1
deliberate(adjective, sound, sensible, intellectual)
1
discriminating(adjective, sound, sensible, intellectual)
1
impartial(adjective, sound, sensible, intellectual)
1
lucid(adjective, sound, sensible, intellectual)
1
normal(adjective, sound, sensible, intellectual)
1
objective(adjective, sound, sensible, intellectual)
1
reasoned(adjective, sound, sensible, rational)
1
sound(adjective, sensible, rational, intelligent)
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APASmart Define. (2015). cognitive thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/cognitive/thesaurus/synonyms
ChicagoSmart Define. 2015. "cognitive thesaurus" https://smartdefine.org/cognitive/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, cognitive thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/cognitive/thesaurus/synonyms>.
MLASmart Define. "cognitive thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/cognitive/thesaurus/synonyms>