Rigid and Unfailing

Rigid

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

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

Nearby Words: rigor, rigidity, rigidly

Unfailing

Unfailing adjective - Not being or likely to be wrong.

Rigid and unfailing are semantically related. Sometimes you can use "Rigid" instead an adjective "Unfailing".

Nearby Word: unfailingly

Both words in one sentence

Cite this Source
Unfailing and Rigid. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/rigid/unfailing
Rigid & Unfailing. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/rigid/unfailing>.
Unfailing or Rigid. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/rigid/unfailing.
Google Ngram Viewer shows how "rigid" and "unfailing" have occurred on timeline