Synonyms|42Antonyms|22|Broader|3Narrower|1Related|40
1
impermeability
1
impermeableness
1
compactness
1
imperviousness
1
retention
1
retentiveness
1
retentivity
1
solidity
1
solidness
1
stiffness
1
stoutness
1
substantiality
1
tautness
1
tightness
1
waterproofness
0
hardness
0
intensity
-1
closeness
-1
impenetrability
-2
density
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APASmart Define. (2015). permeability thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/permeability/thesaurus/antonyms
ChicagoSmart Define. 2015. "permeability thesaurus" https://smartdefine.org/permeability/thesaurus/antonyms (accessed September 21, 2026).
HarvardSmart Define 2015, permeability thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/permeability/thesaurus/antonyms>.
MLASmart Define. "permeability thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/permeability/thesaurus/antonyms>