Rigid and Tuff

Rigid

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

Tuff and rigid are semantically related In some cases you can replace term "Tuff" with "Rigid", this adjectives are similar.

Nearby Words: rigor, rigidity, rigidly

Tuff

Tuff noun - Hard volcanic rock composed of compacted volcanic ash.

Rigid and tuff are semantically related in sturdy topic. Sometimes you can use "Rigid" instead an adjective "Tuff".
Cite this Source
Tuff and Rigid. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/rigid/tuff
Rigid & Tuff. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/rigid/tuff>.
Tuff or Rigid. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/rigid/tuff.
Google Ngram Viewer shows how "rigid" and "tuff" have occurred on timeline