148 entries under vigorous topic. ×

6
indefatigable(adjective, strong, tough, fit, lively)
6
potent(adjective, strong, great, sound, strength)
6
sinewy(adjective, strong, sound, tough, solid)
5
active(adjective, good, clear, strong, sound)
5
lively(adjective, good, clear, strong, tough)
5
male(noble, courageous, muscular, manly)
5
red-blooded(adjective, strong, tough, intense, energetic)
5
undaunted(adjective, strong, fear, noble)
4
chipper(adjective, good, clear, strong, great)
4
unflagging(adjective, strong, tough, fit, lively)
3
enterprising(adjective, strong, tough, intense, energetic)
3
flourishing(adjective, strong, great, sound, tough)
3
spry(adjective, good, clear, strong, pleasant)
2
ample(adjective, enthusiastic, sincere, wholehearted)
2
blooming(adjective, good, clear, strong, great)
2
bright-eyed(adjective, good, clear, strong, great)
2
brisk(adjective, strong, tough, pleasant, intense)
2
bushy-tailed(adjective, good, clear, strong, great)
2
dynamic(adjective, strong, great, tough, energetic)
2
filling(adjective, enthusiastic, sincere, wholehearted)
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APASmart Define. (2016). hardy thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/hardy/thesaurus/synonyms
ChicagoSmart Define. 2016. "hardy thesaurus" https://smartdefine.org/hardy/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, hardy thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/hardy/thesaurus/synonyms>.
MLASmart Define. "hardy thesaurus" 24 March 2016. Web. 28 September 2026. <https://smartdefine.org/hardy/thesaurus/synonyms>