50 entries under vigorous topic. ×

10
busy(adjective, activity, movement, mark, moving)
8
active(adjective, adverb, movement, moving, bright)
7
stirring(verb, adjective, activity, moving, bright)
4
alert(adjective, adverb, moving, energetic, active)
2
agile(adjective, bright, energetic, active)
2
animate(adjective, bright, energetic, active)
2
brisk(adjective, moving, bright, energetic, active)
2
bustling(adjective, adverb, moving, bright, energetic)
2
energetic(adjective, moving, active, cheerful)
2
gay(adjective, bright, energetic, active)
2
keen(adjective, energetic, active, cheerful)
2
sparkling(adjective, bright, energetic, active)
1
blithesome(adjective, bright, energetic, active)
1
buoyant(adjective, moving, bright, energetic, active)
1
buzzing(adjective, moving, bright, energetic, active)
1
chirpy(adjective, moving, bright, energetic, active)
1
complex(adjective, bright, energetic, active)
1
dashing(adjective, moving, energetic, active)
1
driving(adjective, bright, energetic, active)
1
enjoyable(adjective, bright, energetic, active)
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APASmart Define. (2015). astir thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/astir/thesaurus/synonyms
ChicagoSmart Define. 2015. "astir thesaurus" https://smartdefine.org/astir/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, astir thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/astir/thesaurus/synonyms>.
MLASmart Define. "astir thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/astir/thesaurus/synonyms>