146 entries under vigorous topic. ×

6
athirst(adjective, strong, kind, concern, keen)
6
genial(adjective, person, warm, energetic, enthusiastic)
6
genuine(adjective, person, close, correct, warm)
6
gushing(adjective, person, feeling, warm, energetic)
6
intent(adjective, strong, keen, warm, intense)
6
quick(adjective, energetic, lively, active)
6
strenuous(adjective, difficult, energetic, active)
5
afire(adjective, keen, passionate, enthusiastic, excited)
5
mettlesome(adjective, bright, energetic, passionate, lively)
5
responsive(adjective, kind, moving, keen, warm)
5
vivacious(adjective, strong, warm, intense, energetic)
4
emphatic(adjective, complete, warm, total, intense)
4
energized(adjective, energetic, excited, lively, active)
4
lusty(adjective, keen, energetic, passionate, enthusiastic)
4
peppy(adjective, energetic, excited, lively, determined)
4
potent(adjective, moving, intense, energetic, passionate)
4
rabid(adjective, desire, concern, keen, warm)
4
sprightly(adjective, strong, bright, intense, energetic)
4
zestful(adjective, energetic, enthusiastic, excited, lively)
4
zippy(adjective, bright, energetic, enthusiastic, excited)
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APASmart Define. (2016). ardent thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/ardent/thesaurus/synonyms
ChicagoSmart Define. 2016. "ardent thesaurus" https://smartdefine.org/ardent/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, ardent thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/ardent/thesaurus/synonyms>.
MLASmart Define. "ardent thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/ardent/thesaurus/synonyms>