Impregnable
Impregnable adjective - Impossible to get through or into.
Usage example: the castle's supposedly impregnable walls
Impermeable and impregnable are semantically related In some cases you can use "Impermeable" instead an adjective "Impregnable".
Impermeable
Impermeable adjective - Impossible to get through or into.
Usage example: the wall of security people surrounding the rock band was impermeable
Impregnable and impermeable are semantically related in impenetrable topic. Sometimes you can use "Impregnable" instead an adjective "Impermeable".
Nearby Word: impermeability
Mutual synonyms
Related pairs
- close and impregnable
- close and impermeable
- firm and impregnable
- firm and impermeable
- fast and impregnable
- fast and impermeable
- unyielding and impregnable
- unyielding and impermeable
- tight and impregnable
- tight and impermeable
- solid and impregnable
- solid and impermeable
- hard and impregnable
- hard and impermeable
Cite this Source
Impermeable and Impregnable. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/impregnable/impermeable
Impregnable & Impermeable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/impregnable/impermeable>.
Impermeable or Impregnable. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/impregnable/impermeable.
Google Ngram Viewer shows how "impregnable" and "impermeable" have occurred on timeline