51 entries under vigorous topic. ×

55
brave(adjective, strong, tough, firm, superior)
51
courageous(adjective, strong, firm, superior, ready)
36
valiant(adjective, person, strong, tough, firm)
34
bold(adjective, person, strong, tough, firm)
29
gallant(adjective, person, strong, tough, firm)
27
daring(adjective, person, strong, tough, superior)
27
fearless(adjective, strong, tough, firm, ready)
25
intrepid(adjective, strong, tough, firm, ready)
21
valorous(adjective, strong, tough, firm, ready)
20
dauntless(noun, adjective, person, strong, tough)
15
chivalrous(adjective, strong, polite, noble)
15
noble(adjective, strong, important, significant)
13
undaunted(adjective, strong, tough, firm, determined)
10
audacious(adjective, strong, fear, noble)
10
hardy(adjective, strong, fear, noble)
10
manful(adjective, noble, courageous, manly)
9
stout-hearted(adjective, noble, courageous)
6
steadfast(adjective, noble, resolute, stout)
5
dignified(adjective, strong, important, significant)
5
magnanimous(adjective, fine, big, important)
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APASmart Define. (2016). heroic thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/heroic/thesaurus/synonyms
ChicagoSmart Define. 2016. "heroic thesaurus" https://smartdefine.org/heroic/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, heroic thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/heroic/thesaurus/synonyms>.
MLASmart Define. "heroic thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/heroic/thesaurus/synonyms>