Rigidify
Rigidify verb - Become rigid.
Usage example: The body rigidified
Stiffen
Stiffen verb - To make more harsh, uncompromising, or severe.
Mutual synonyms
Cite this Source
Stiffen and Rigidify. (2016). Retrieved 2026, August 12, from https://thesaurus.plus/related/rigidify/stiffen
Rigidify & Stiffen. N.p., 2016. Web. 12 Aug. 2026. <https://thesaurus.plus/related/rigidify/stiffen>.
Stiffen or Rigidify. 2016. Accessed August 12, 2026. https://thesaurus.plus/related/rigidify/stiffen.
Google Ngram Viewer shows how "rigidify" and "stiffen" have occurred on timeline