A really fast thesaurus... with lots of synonyms.
Impregnable has 42 synonyms. The top synonyms for impregnable are quenchless, ineffaceable, unsurmountable, inexpugnable, unassailable, secure, shielded, unquenchable and 34 more. Browse the full list below.
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| Random | DefinitionA common synonym for impregnable is quenchless. Other synonyms include ineffaceable, unsurmountable, inexpugnable, unassailable.
Impregnable has 42 synonyms listed on Thesaurasize.
(adj): (Of a fortress, wall, etc.) Too strong to be penetrated
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