57 entries under reasonable topic. ×

15
knowing(adjective, sound, sharp, smart)
11
wise(adjective, sound, sharp, smart)
10
discriminating(adjective, sound, sensible, superior)
10
prudent(adjective, sound, sensible, intelligent)
9
sensible(adjective, sound, sharp, smart)
8
circumspect(adjective, sound, sensible, wise)
6
taught(verb, sensible, familiar, careful)
5
collected(sound, sensible, reasoning, intellectual)
5
judicious(adjective, sound, sharp, sensible)
5
perspicacious(adjective, sound, smart, bright)
5
sophisticated(adjective, sensible, superior, familiar)
4
careful(adjective, sound, sharp, sensible)
4
thoughtful(adjective, sound, sharp, sensible)
3
calculating(verb, smart, bright, sensible)
3
crafty(sensible, careful, intelligent, sage)
3
discerning(adjective, sound, sharp, bright)
3
logical(adjective, sound, sensible, reasoning)
3
politic(adjective, sensible, careful, intelligent)
3
sagacious(adjective, sound, sharp, sensible)
3
well-advised(adjective, sound, sensible, wise)
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APASmart Define. (2015). enlightened thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/enlightened/thesaurus/synonyms
ChicagoSmart Define. 2015. "enlightened thesaurus" https://smartdefine.org/enlightened/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, enlightened thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/enlightened/thesaurus/synonyms>.
MLASmart Define. "enlightened thesaurus" 8 December 2015. Web. 25 September 2026. <https://smartdefine.org/enlightened/thesaurus/synonyms>