107 entries under knowledgeable topic. ×

8
good(adjective, great, reasonable, keen, sharp)
8
smart(adjective, cool, sound, smooth, keen)
7
awake(adjective, understanding, open, cool, knowledge)
7
conversant(adjective, understanding, cool, reasonable, keen)
7
sharp(adjective, understanding, open, cool, sound)
6
alive(adjective, open, cool, knowledge, sympathetic)
6
bright(adjective, good, cool, keen, sharp)
6
canny(adjective, cool, smooth, reasonable, keen)
6
observant(adjective, understanding, cool, reasonable, restrained)
6
quick-witted(adjective, good, cool, keen, sharp)
6
thoughtful(adjective, good, sound, reasonable, sharp)
5
alert(adjective, understanding, open, keen, smart)
5
apprehensive(adjective, cool, alert, significant, familiar)
5
brainy(adjective, understanding, cool, smooth, keen)
5
mindful(adjective, understanding, keen, certain, alert)
5
savvy(adjective, understanding, smooth, keen, sharp)
4
au courant(expression, adjective, understanding, reasonable, keen)
4
cautious(adjective, reasonable, restrained, modest, careful)
4
heedful(adjective, reasonable, alert, familiar, careful)
4
in the know(expression, adjective, idiom, smooth, keen)
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APASmart Define. (2016). sensible thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sensible/thesaurus/synonyms
ChicagoSmart Define. 2016. "sensible thesaurus" https://smartdefine.org/sensible/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, sensible thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sensible/thesaurus/synonyms>.
MLASmart Define. "sensible thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/sensible/thesaurus/synonyms>