Impervious
Impervious adjective - Not allowing penetration (as by gas, liquid, or light).
Unpiercable and impervious are semantically related In some cases you can use "Unpiercable" instead an adjective "Impervious".
Nearby Word: imperviously
Unpiercable
Impervious and unpiercable are semantically related in dense topic. You can use "Impervious" instead an adjective "Unpiercable".
Mutual synonyms
Related pairs
- close and impervious
- close and unpiercable
- thick and impervious
- thick and unpiercable
- firm and impervious
- firm and unpiercable
- solid and impervious
- solid and unpiercable
- substantial and impervious
- substantial and unpiercable
- hard and impervious
- hard and unpiercable
- compact and impervious
- compact and unpiercable
Cite this Source
Unpiercable and Impervious. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/impervious/unpiercable
Impervious & Unpiercable. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/impervious/unpiercable>.
Unpiercable or Impervious. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/impervious/unpiercable.
Google Ngram Viewer shows how "impervious" and "unpiercable" have occurred on timeline