10
pervasion(noun, flood, presence, infusion)
9
infiltration(noun, transport, flood, employment, passage)
9
interpenetration(noun, passage, interposition)
7
penetration(noun, transport, flood, passage, transportation)
7
percolation(noun, passage)
6
saturation(noun, capacity, flood, fullness, diffusion)
5
diffusion(noun, presence, saturation, filtration, leakage)
5
impregnation
5
suffusion
4
infusion(noun, passage)
4
journey(transport, passage, transportation, shipment)
3
osmosis(noun, transport, flood, passage, transportation)
3
passage(noun, transport, flood, passage, transportation)
2
dispersion(noun, presence, saturation, diffusion)
2
ingress(noun, passage, saturation, diffusion)
2
intensity
2
seepage(noun, saturation, diffusion, filtration, leakage)
2
soaking
1
access
1
brewing
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APASmart Define. (2015). Permeation thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/permeation/thesaurus/synonyms
ChicagoSmart Define. 2015. "Permeation thesaurus" https://smartdefine.org/permeation/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, Permeation thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/permeation/thesaurus/synonyms>.
MLASmart Define. "Permeation thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/permeation/thesaurus/synonyms>