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
Invulnerable is a synonym for impregnable in unyielding topic. In some cases you can use "Invulnerable" instead an adjective "Impregnable", when it comes to topics like unassailable. popular alternative
Invulnerable
Invulnerable adjective - Incapable of being defeated, overcome, or subdued.
Usage example: typically teenagers suppose themselves to be invulnerable, so they take needless risks
Impregnable is a synonym for invulnerable in indestructible topic. You can use "Impregnable" instead an adjective "Invulnerable", if it concerns topics such as invincible. popular alternative
Nearby Word: invulnerability
Mutual synonyms
Related pairs
- safe and impregnable
- safe and invulnerable
- secure and impregnable
- secure and invulnerable
- firm and impregnable
- firm and invulnerable
- strong and impregnable
- strong and invulnerable
- indomitable and impregnable
- indomitable and invulnerable
- defensible and impregnable
- defensible and invulnerable
- immune and impregnable
- immune and invulnerable
Cite this Source
Invulnerable and Impregnable. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/impregnable/invulnerable
Impregnable & Invulnerable. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/impregnable/invulnerable>.
Invulnerable or Impregnable. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/impregnable/invulnerable.
Google Ngram Viewer shows how "impregnable" and "invulnerable" have occurred on timeline