35 entries under strength topic. ×

32
permanence(noun, support, control, balance)
11
toughness(noun, support, control, power)
9
firmness(noun, support, control, change)
9
solidity(noun, support, control, balance)
6
sturdiness(noun, support, control, change)
5
soundness(noun, support, control, change)
5
stability(noun, support, control, change)
3
cohesion(noun, support, control, balance)
3
fastness(noun, support, control, change)
3
robustness(toughness, solidity)
3
steadiness(noun, support, control, change)
3
substantiality(noun, support, control, balance)
3
sureness(noun, support, control, change)
2
determination(noun, support, control, balance)
2
durability(noun, support, control, balance)
2
hardiness(noun, resistance, toughness, durability)
2
security(noun, support, control, change)
2
solidness(noun, support, control, balance)
2
stableness(noun, support, control, change)
2
steadfastness(noun, support, control, balance)
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APASmart Define. (2015). hardness thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/hardness/thesaurus/synonyms
ChicagoSmart Define. 2015. "hardness thesaurus" https://smartdefine.org/hardness/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, hardness thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/hardness/thesaurus/synonyms>.
MLASmart Define. "hardness thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/hardness/thesaurus/synonyms>