Impregnable
Impregnable adjective - Incapable of being defeated, overcome, or subdued.
Usage example: an impregnable fortress that had foiled one invader after another over the centuries
Insuperable and impregnable are semantically related. In some cases you can use "Insuperable" instead an adjective "Impregnable".
Insuperable
Insuperable adjective - Incapable of being defeated, overcome, or subdued.
Usage example: the building project ran into insuperable financial difficulties and had to be scrapped
Impregnable and insuperable are semantically related. You can use "Impregnable" instead an adjective "Insuperable".
Nearby Words: insuperability, insuperably
Mutual synonyms
Related pairs
- secure and impregnable
- secure and insuperable
- unyielding and impregnable
- unyielding and insuperable
- strong and impregnable
- strong and insuperable
- indomitable and impregnable
- indomitable and insuperable
- irresistible and impregnable
- irresistible and insuperable
- overwhelming and impregnable
- overwhelming and insuperable
- impenetrable and impregnable
- impenetrable and insuperable
Cite this Source
Insuperable and Impregnable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/impregnable/insuperable
Impregnable & Insuperable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/impregnable/insuperable>.
Insuperable or Impregnable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/impregnable/insuperable.
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