14
resilience(noun, hard, power, strength, energy)
12
robustness(noun, form, health, force, body)
12
strength(noun, health, go, force, body)
10
hardihood(noun, form, health, strength, energy)
10
toughness(noun, health, force, body, hard)
9
nerve(noun, health, force, body, power)
8
health(noun, form, health, force, body)
8
lustiness(noun, form, health, force, body)
8
vigor(noun, health, force, body, power)
7
boldness(noun, spirit, face, rudeness, assurance)
7
energy(noun, form, health, force, body)
7
stamina(noun, health, force, power, strength)
6
audacity(noun, spirit, determination, face, rudeness)
6
bravery(noun, spirit, determination, confidence, courage)
6
daring(noun, spirit, courage, guts, bravery)
6
fortitude(noun, health, force, body, power)
6
sturdiness(noun, health, force, body, power)
6
vitality(noun, health, force, body, power)
5
endurance(noun, activity, action, go, drive)
5
gameness(noun, spirit, determination, confidence, courage)
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APASmart Define. (2016). hardiness thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/hardiness/thesaurus/synonyms
ChicagoSmart Define. 2016. "hardiness thesaurus" https://smartdefine.org/hardiness/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, hardiness thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/hardiness/thesaurus/synonyms>.
MLASmart Define. "hardiness thesaurus" 29 February 2016. Web. 21 September 2026. <https://smartdefine.org/hardiness/thesaurus/synonyms>