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

59 entries under keen topic. ×

1
guarded(adjective, alert, careful, cautious)
1
in the know(expression, adjective, idiom, smooth)
1
looking for(expression, alert, careful, attentive)
1
looking to(expression, alert, careful, attentive)
1
on alert(expression, alert, careful, attentive)
1
on toes(expression, adjective, adverb, careful)
1
sagacious(adjective, smooth, sharp, smart)
1
sensible(adjective, smooth, sharp, smart)
1
sly(adjective, smooth, sharp, smart)
1
smooth(adjective, sharp, smart, clean)
1
with eyes peeled(expression, adjective, idiom, alert)
1
with weather eye open(expression, alert, careful, attentive)
0
anxious(alert, careful, attentive, watchful)
0
calculating(adjective, smooth, sharp, smart)
0
farsighted(adjective, smooth, sharp, smart)
0
heady(adjective, smooth, sharp, smart)
0
judicious(adjective, smooth, sharp, smart)
0
streetwise(adjective, smooth, sharp, smart)
0
waiting on(expression, alert, careful, attentive)
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APASmart Define. (2015). on the ball thesaurus. Retrieved October 1, 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 October 1, 2026).
HarvardSmart Define 2015, on the ball thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/on_the_ball/thesaurus/synonyms>.
MLASmart Define. "on the ball thesaurus" 14 April 2015. Web. 1 October 2026. <https://smartdefine.org/on_the_ball/thesaurus/synonyms>