3
fitness(noun, form, health, strength, energy)
3
flexibility(noun, hard, power, strength)
3
healthiness(noun, form, health, force, body)
3
intrepidity(noun, spirit, courage, daring, guts)
3
moxie(noun, action, go, power, strength)
3
nerviness(noun, face, rudeness, assurance, liveliness)
3
spunk(noun, spirit, face, rudeness, assurance)
3
stalwartness(noun, health, force, body, power)
3
strength of character(noun, hard, power, strength, flexibility)
3
tenacity(noun, health, force, body, power)
3
tolerance(noun, strength, energy, fortitude, endurance)
3
well-being(noun, health, go, power, strength)
2
brashness(face, rudeness, assurance, liveliness, boldness)
2
cheek(noun, spirit, face, rudeness, assurance)
2
chutzpah(noun, spirit, face, rudeness, assurance)
2
courageousness(noun, courage, valor)
2
dauntlessness(noun, spirit, courage, liveliness, daring)
2
fearlessness(noun, spirit, courage, daring, guts)
2
force(noun, health, go, body, power)
2
hardness(noun, strength, resistance, toughness, durability)
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APASmart Define. (2016). hardiness thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/hardiness/thesaurus/synonyms
ChicagoSmart Define. 2016. "hardiness thesaurus" https://smartdefine.org/hardiness/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, hardiness thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/hardiness/thesaurus/synonyms>.
MLASmart Define. "hardiness thesaurus" 29 February 2016. Web. 24 September 2026. <https://smartdefine.org/hardiness/thesaurus/synonyms>