72 entries under knowledgeable topic. ×

1
polished(decent, adequate, skilled, qualified)
1
respectful(adjective, careful, caring, thoughtful)
1
sagacious(adjective, smooth, keen, sharp, smart)
1
sensible(adjective, smooth, keen, sharp, smart)
1
sly(adjective, smooth, keen, sharp, smart)
1
solicitous(adjective, careful, caring, thoughtful)
1
suitable(decent, adequate, qualified, capable)
1
talented(adjective, good, smart, bright, intelligent)
1
thoughtful(adjective, careful, caring, considerate)
1
tuned in(expression, adjective, smooth, smart, careful)
1
wicked(adjective, direct, smart, active, useful)
1
with eyes peeled(expression, adjective, idiom, keen, alert)
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APASmart Define. (2015). on the ball thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/on_the_ball/thesaurus/synonyms
ChicagoSmart Define. 2015. "on the ball thesaurus" https://smartdefine.org/on_the_ball/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, on the ball thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/on_the_ball/thesaurus/synonyms>.
MLASmart Define. "on the ball thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/on_the_ball/thesaurus/synonyms>