24 entries under hardness topic. ×
| inflexibility(noun, state, quality, resist, firmness) | |
| stiffness(noun, strain, pressure, firmness, protection) | |
| hardness(noun, easy, condition, discipline, firmness) | |
| firmness(noun, severity, tension, harshness, toughness) | |
| toughness(noun, easy, condition, discipline, firmness) | |
| inelasticity(noun, protection, security, inflexibility) | |
| solidity(noun, firmness, protection, security, toughness) | |
| callousness(noun, ruthlessness, pitilessness, mercilessness) | |
| renitence | |
| temper(noun, protection, security, density) | |
| density(noun, protection, security, stiffness) | |
| durability(noun, firmness, protection, security, toughness) | |
| fixedness(noun, protection, security, density) | |
| impliability(noun, protection, security, density) | |
| intractibility | |
| renitency | |
| callosity | |
| compactness(noun, protection, security, density) | |
| impenetrability(noun, protection, security, density) | |
| imperviousness(noun, protection, security, density) |
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| APA | Smart Define. (2015). rigidity thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/rigidity/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "rigidity thesaurus" https://smartdefine.org/rigidity/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, rigidity thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/rigidity/thesaurus/synonyms>. |
| MLA | Smart Define. "rigidity thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/rigidity/thesaurus/synonyms> |