imperviable
Adjective
Meaning
Not pervious; impervious.
Source: Webster's dictionarySynonyms
impervious
hermetic
proof
tight
resistant
sealed
waterproof
impassable
impenetrable
impermeable
airtight
watertight
soundproof
acid-fast
mothproof
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Antonyms
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Examples
a material impervious to water
someone impervious to argument