30 entries under impermeability topic. ×
| toughness(noun, protection, security, rigidity, hardness) | |
| concretion(noun, mass, bulk, thickness) | |
| crowdedness(noun, mass, bulk, thickness) | |
| fixedness(noun, protection, security, rigidity, hardness) | |
| imperviousness(noun, protection, security, rigidity, hardness) | |
| impliability(noun, protection, security, rigidity, hardness) | |
| inelasticity(noun, protection, security, rigidity, hardness) | |
| inflexibility(noun, protection, security, rigidity, hardness) | |
| temper(noun, protection, security, rigidity, hardness) | |
| tensile strength(noun, expression, protection, security, rigidity) |
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| APA | Smart Define. (2015). density thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/density/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "density thesaurus" https://smartdefine.org/density/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, density thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/density/thesaurus/synonyms>. |
| MLA | Smart Define. "density thesaurus" 9 November 2015. Web. 23 September 2026. <https://smartdefine.org/density/thesaurus/synonyms> |