Synonyms|428Antonyms|86|Broader|9Narrower|0Related|95

45 entries under vigorous topic. ×

1
sturdy(adjective, strong, sound, tough, fit)
1
vivacious(adjective, strong, moving, lively, active)
1
zippy(adjective, strong, tough, fit, lively)
0
driving(adjective, strong, moving, lively, active)
0
enterprising(adjective, strong, moving, lively, active)
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APASmart Define. (2015). unflagging thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unflagging/thesaurus/synonyms
ChicagoSmart Define. 2015. "unflagging thesaurus" https://smartdefine.org/unflagging/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unflagging thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unflagging/thesaurus/synonyms>.
MLASmart Define. "unflagging thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/unflagging/thesaurus/synonyms>