170 entries under vigorous topic. ×

17
fit(adjective, strong, great, sound, complete)
15
able-bodied(adjective, person, body, strong, great)
15
athletic(adjective, person, body, strong, sound)
15
hefty(adjective, person, body, strong, big)
15
lusty(adjective, strong, great, simple, tough)
14
energetic(adjective, strong, sound, tough, fit)
13
masculine(adjective, noble, courageous, manly)
13
well(adjective, adverb, health, strong, sound)
12
sinewy(adjective, strong, hard, sound, tough)
10
potent(adjective, strong, great, sound, strength)
10
active(adjective, strong, sound, tough, fit)
10
solid(adjective, person, body, strong, sound)
9
vital(adjective, strong, complete, tough, fit)
8
brave(health, determined, noble, courageous)
8
dynamic(adjective, strong, great, tough, energetic)
8
tiger(adjective, strong, fit, healthy)
6
forceful(adjective, strong, great, sound, tough)
6
full(adjective, enthusiastic, sincere, wholehearted)
6
lively(adjective, strong, tough, fit, energetic)
6
peppy(adjective, strong, tough, fit, energetic)
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APASmart Define. (2016). robust thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/robust/thesaurus/synonyms
ChicagoSmart Define. 2016. "robust thesaurus" https://smartdefine.org/robust/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, robust thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/robust/thesaurus/synonyms>.
MLASmart Define. "robust thesaurus" 24 March 2016. Web. 24 September 2026. <https://smartdefine.org/robust/thesaurus/synonyms>