Impregnable and Unsafe

Impregnable

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

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

Unsafe

Unsafe adjective - Involving potential loss or injury.

Impregnable and unsafe are semantically related. Sometimes you can use "Impregnable" instead an adjective "Unsafe".

Nearby Word: unsafely
Cite this Source
Unsafe and Impregnable. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/impregnable/unsafe
Impregnable & Unsafe. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/impregnable/unsafe>.
Unsafe or Impregnable. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/impregnable/unsafe.
Google Ngram Viewer shows how "impregnable" and "unsafe" have occurred on timeline