Inexplainable and Impenetrable

Inexplainable

Inexplainable adjective - Impossible to explain.
Usage example: a computer prone to inexplainable crashes

Impenetrable and inexplainable are semantically related. In some cases you can use "Impenetrable" instead an adjective "Inexplainable".

Impenetrable

Impenetrable adjective - Impossible to get through or into.

Inexplainable and impenetrable are semantically related. Sometimes you can use "Inexplainable" instead an adjective "Impenetrable".

Nearby Words: impenetrability, impenetrably
Cite this Source
Impenetrable and Inexplainable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/inexplainable/impenetrable
Inexplainable & Impenetrable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/inexplainable/impenetrable>.
Impenetrable or Inexplainable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/inexplainable/impenetrable.
Google Ngram Viewer shows how "inexplainable" and "impenetrable" have occurred on timeline