Rigidity and Stiffness

Rigidity

Rigidity noun - The quality or state of being demanding or unyielding (as in discipline or criticism).

Stiffness is a synonym for rigidity in hardness topic. In some cases you can use "Stiffness" instead a noun "Rigidity", when it comes to topics like inflexibility. popular alternative

Nearby Words: rigid, rigidly

Stiffness

Stiffness noun - The physical property of being inflexible and hard to bend.

Rigidity is a synonym for stiffness in inflexibility topic. You can use "Rigidity" instead a noun "Stiffness", if it concerns topics such as hardness. popular alternative

Nearby Words: stiff, stiffen, stiffly, stiffing
Cite this Source
Stiffness and Rigidity. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/rigidity/stiffness
Rigidity & Stiffness. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/rigidity/stiffness>.
Stiffness or Rigidity. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/rigidity/stiffness.
Google Ngram Viewer shows how "rigidity" and "stiffness" have occurred on timeline