Synonyms|477Antonyms|26|Broader|4Narrower|0Related|17

163 entries under adjective topic. ×

5
efficient(precise, decent, adequate, skilled)
5
intelligent(good, smooth, keen, sharp)
5
keen(smooth, sharp, smart, bright)
5
on the job(expression, idiom, adverb, keen)
5
skilled(smart, bright, intelligent, decent)
5
vigilant(sharp, bright, lively, alert)
4
all ears(expression, sharp, bright, lively)
4
aware(keen, careful, considerate, attentive)
4
experienced(good, smooth, keen, sharp)
4
heedful(sharp, bright, lively, alert)
4
ingenious(smooth, keen, sharp, smart)
4
open-eyed(keen, sharp, alert, careful)
4
wise(smooth, keen, sharp, smart)
3
active(sharp, bright, lively, alert)
3
adroit(smooth, sharp, smart, bright)
3
astute(smooth, keen, sharp, smart)
3
au fait(expression, familiar, decent, adequate)
3
competent(good, direct, smart, bright)
3
expert(smart, bright, familiar, intelligent)
3
mindful(alert, intelligent, considerate, aware)
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APASmart Define. (2015). on the ball thesaurus. Retrieved September 29, 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 29, 2026).
HarvardSmart Define 2015, on the ball thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/on_the_ball/thesaurus/synonyms>.
MLASmart Define. "on the ball thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/on_the_ball/thesaurus/synonyms>