170 entries under vigorous topic. ×

6
red-blooded(adjective, strong, tough, intense, energetic)
6
staunch(noun, adjective, health, strong, sound)
6
virile(adjective, strong, tough, powerful)
6
well-built(adjective, person, body, strong, sound)
6
flourishing(adjective, strong, great, sound, tough)
6
forcible(adjective, strong, sound, strength, tough)
6
in fine fettle(expression, adjective, idiom, strong, sound)
6
spry(adjective, strong, lively, active)
5
ample(adjective, enthusiastic, healthy, large)
5
male(noble, courageous, muscular, manly)
4
animated(adjective, strong, enthusiastic, active)
4
brisk(adjective, strong, tough, intense, energetic)
4
enthusiastic(adjective, active, sincere, animated)
4
good(adjective, sound, fit, enthusiastic)
4
intense(adjective, strong, great, tough, energetic)
4
spirited(adjective, strong, tough, energetic, powerful)
4
strenuous(adjective, strong, tough, intense, energetic)
4
vivacious(adjective, enthusiastic, lively, active)
4
whole(adjective, health, strong, great, sound)
4
wholesome(adjective, strong, great, sound, complete)
10 years ago|33k views|share |citing 
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>