1
sound
1
spry
1
stalwart
1
thrifty
1
tough
1
vital
1
vivacious
1
vivid
1
youthful
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APASmart Define. (2011). vigourous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/vigourous/thesaurus/synonyms
ChicagoSmart Define. 2011. "vigourous thesaurus" https://smartdefine.org/vigourous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2011, vigourous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/vigourous/thesaurus/synonyms>.
MLASmart Define. "vigourous thesaurus" 2 May 2011. Web. 26 September 2026. <https://smartdefine.org/vigourous/thesaurus/synonyms>