Impermeable and Rigid

Impermeable

Impermeable adjective - Impossible to get through or into.
Usage example: the wall of security people surrounding the rock band was impermeable

Rigid and impermeable are semantically related. In some cases you can use "Rigid" instead an adjective "Impermeable".

Nearby Word: impermeability

Rigid

Rigid adjective - Having a consistency that does not easily yield to pressure.
Usage example: rigid steel bars that should be able to hold the weight

Impermeable and rigid are semantically related. Sometimes you can use "Impermeable" instead an adjective "Rigid".

Nearby Words: rigor, rigidity, rigidly
Cite this Source
Rigid and Impermeable. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/impermeable/rigid
Impermeable & Rigid. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/impermeable/rigid>.
Rigid or Impermeable. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/impermeable/rigid.
Google Ngram Viewer shows how "impermeable" and "rigid" have occurred on timeline