163 entries under adjective topic. ×

12
alert(adverb, keen, sharp, smart)
9
sharp(adverb, smooth, keen, smart)
8
attentive(adverb, keen, sharp, bright)
8
observant(keen, sharp, bright, lively)
7
adept(good, sharp, smart, bright)
7
bright(sharp, smart, lively, alert)
7
quick(smooth, sharp, smart, bright)
7
shrewd(good, smooth, keen, sharp)
7
watchful(keen, sharp, bright, lively)
7
wide-awake(adverb, keen, sharp, bright)
6
able(good, direct, smart, bright)
6
alive(adverb, sharp, attention, alert)
6
perceptive(smooth, keen, sharp, smart)
6
proficient(good, smart, intelligent, decent)
6
qualified(smart, bright, intelligent, decent)
6
ready(adverb, smooth, sharp, smart)
6
smart(smooth, keen, sharp, bright)
5
awake(adverb, sharp, attention, alert)
5
careful(keen, sharp, bright, lively)
5
clever(good, smooth, keen, sharp)
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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>