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Synonyms for impervious
adj unable to be penetratedAntonyms for impervious
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.
More words related to impervious
durable
adjective. sturdy, long-lasting
firm
adjective. inflexible
hermetic
adjective. airtight
impenetrable
adjective. dense
impermeable
adjective. impenetrable
impossible
adjective. beyond the bounds of possibility
- absurd
- beyond
- contrary to reason
- cureless
- futile
- hardly possible
- hopeless
- hundred-to-one
- impassable
- impervious
- impracticable
- impractical
- inaccessible
- inconceivable
- inexecutable
- infeasible
- insurmountable
- irrealizable
- irreparable
- no-go
- no-way
- no-win
- not a prayer
- out of the question
- preposterous
- too much
- unachievable
- unattainable
- uncorrectable
- unfeasible
- unimaginable
- unobtainable
- unreasonable
- unrecoverable
- unthinkable
- unworkable
- useless
- visionary
- way out
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.