50 entries under stiffness topic. ×
| inflexibility(noun, state, quality, resist, firmness) | |
| hardness(noun, easy, condition, discipline, firmness) | |
| permanence | |
| strictness(noun, regulation, control, easy, command) | |
| austerity(noun, easy, condition, discipline, firmness) | |
| firmness(noun, severity, tension, harshness, toughness) | |
| severity(noun, easy, condition, discipline, firmness) | |
| grimness(noun, state, quality, resist, discipline) | |
| harshness(noun, easy, condition, discipline, firmness) | |
| rigor(noun, easy, condition, discipline, firmness) | |
| sternness(noun, easy, condition, discipline, firmness) | |
| stringency(noun, easy, condition, discipline, firmness) | |
| toughness(noun, easy, condition, discipline, firmness) | |
| inelasticity(noun, protection, security, hardness, inflexibility) | |
| rigorousness(noun, easy, condition, discipline, firmness) | |
| solidity(noun, firmness, protection, security, toughness) | |
| acerbity(noun, discipline, firmness, severity, harshness) | |
| cruelty(noun, discipline, firmness, severity, harshness) | |
| immovability(noun, firmness, obstinacy, stillness, stubbornness) | |
| constancy(noun, firmness) |
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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> |