Permanent and Rigid

Permanent

Permanent adjective - Lasting forever.

Rigid and permanent are semantically related in established topic. In some cases you can use "Rigid" instead an adjective "Permanent".

Rigid

Rigid adjective - Not allowing for any exceptions or loosening of standards.

Permanent and rigid are semantically related in established topic. Sometimes you can use "Permanent" instead an adjective "Rigid".

Nearby Words: rigor, rigidity, rigidly
Cite this Source
Rigid and Permanent. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/permanent/rigid
Permanent & Rigid. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/permanent/rigid>.
Rigid or Permanent. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/permanent/rigid.
Google Ngram Viewer shows how "permanent" and "rigid" have occurred on timeline