Impregnable and Showerproof

Impregnable

Impregnable adjective - Incapable of being defeated, overcome, or subdued.

Showerproof and impregnable are semantically related. In some cases you can use "Showerproof" instead an adjective "Impregnable".

Showerproof

Definitions of Impregnable not found.

Impregnable and showerproof are semantically related. You can use "Impregnable" instead an adjective "Showerproof".
Cite this Source
Showerproof and Impregnable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/impregnable/showerproof
Impregnable & Showerproof. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/impregnable/showerproof>.
Showerproof or Impregnable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/impregnable/showerproof.
Google Ngram Viewer shows how "impregnable" and "showerproof" have occurred on timeline