89 entries under firmness topic. ×

1
robustness(noun, health, force, body, power)
1
sinew(noun, health, force, body, power)
1
sock(noun, health, force, body, power)
1
stalwartness(noun, health, force, body, power)
1
starch(noun, time, strength, resolution)
1
steamroller(noun, health, force, body, power)
1
strong arm(noun, expression, health, force, body)
1
support(noun, control, strength, balance)
1
verdure(noun, health, force, body, power)
1
vigor(noun, health, force, body, power)
1
vim(noun, health, force, body, power)
1
wholeness(noun, health, condition, better)
1
zip(noun, health, force, body, power)
0
acerbity(rigidity, stiffness)
0
austerity(rigidity, stiffness)
0
control(noun, balance, stability)
0
equilibrium(noun, control, balance, stability)
0
grimness(rigidity, stiffness)
0
hardheartedness(rigidity, stiffness)
0
harshness(rigidity, stiffness)
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APASmart Define. (2016). durability thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/durability/thesaurus/synonyms
ChicagoSmart Define. 2016. "durability thesaurus" https://smartdefine.org/durability/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, durability thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/durability/thesaurus/synonyms>.
MLASmart Define. "durability thesaurus" 29 March 2016. Web. 25 September 2026. <https://smartdefine.org/durability/thesaurus/synonyms>