66 entries under reasonable topic. ×

42
shrewd(adjective, mean, understanding, hard, sound)
38
intelligent(adjective, understanding, cool, sound, smooth)
26
wise(adjective, understanding, cool, sound, smooth)
22
canny(adjective, mean, cool, kind, smooth)
21
sagacious(adjective, understanding, cool, sound, smooth)
20
discerning(adjective, understanding, cool, sound, smooth)
16
knowing(verb, adjective, understanding, sound, smooth)
14
sage(noun, adjective, understanding, cool, sound)
11
prudent(adjective, hard, kind, sound)
10
judicious(adjective, understanding, cool, sound, smooth)
10
sensible(adjective, understanding, hard, cool, sound)
8
aware(adjective, understanding, cool, kind, sound)
8
diplomatic(adjective, kind, friendly, sensible)
6
discriminating(adjective, keen, sharp, smart)
6
rational(adjective, understanding, hard, sound, tough)
6
sapient(adjective, sound, sharp, smart)
6
sound(adjective, hard, sharp, smart)
5
discreet(adjective, understanding, kind, keen)
5
far-sighted(adjective, sensible, rational, careful)
5
sophisticated(adjective, cool, sensible, significant)
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APASmart Define. (2016). astute thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/astute/thesaurus/synonyms
ChicagoSmart Define. 2016. "astute thesaurus" https://smartdefine.org/astute/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, astute thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/astute/thesaurus/synonyms>.
MLASmart Define. "astute thesaurus" 22 March 2016. Web. 24 September 2026. <https://smartdefine.org/astute/thesaurus/synonyms>