115 entries under quick topic. ×

12
animated(adjective, strong, moving, keen, smart)
12
spry(adjective, activity, good, clear, moving)
12
wise(verb, adjective, understanding, keen, sharp)
11
nimble(adjective, keen, sharp, smart, bright)
11
swift(adjective, activity, keen, sharp, energetic)
10
acute(adjective, understanding, strong, keen, sharp)
10
wide-awake(adjective, adverb, keen, sharp, smart)
9
sprightly(adjective, good, clear, strong, pleasant)
8
discerning(adjective, understanding, keen, sharp, smart)
8
energetic(adjective, good, clear, moving, pleasant)
8
expeditious(adjective, activity, keen, energetic, active)
7
diligent(adjective, keen, intense, energetic, lively)
6
brilliant(adjective, good, sharp, smart, bright)
6
chipper(adjective, good, clear, pleasant, keen)
6
knowing(adjective, understanding, keen, sharp, smart)
5
enthusiastic(adjective, strong, moving, keen, bright)
5
fast(adjective, activity, keen, bright, energetic)
5
knowledgeable(adjective, understanding, keen, sharp, smart)
5
perky(adjective, moving, keen, bright, happy)
5
responsive(adjective, understanding, open, keen, sharp)
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APASmart Define. (2016). alert thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/alert/thesaurus/synonyms
ChicagoSmart Define. 2016. "alert thesaurus" https://smartdefine.org/alert/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, alert thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/alert/thesaurus/synonyms>.
MLASmart Define. "alert thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/alert/thesaurus/synonyms>