Rigid
Rigid adjective - Not allowing for any exceptions or loosening of standards.
Steely
Steely adjective - Harsh and threatening in manner or appearance.
Usage example: pinned them with a steely gaze and demanded to know what they were doing
Rigid is a synonym for steely in hard topic. You can use "Rigid" instead an adjective "Steely", if it concerns topics such as inflexible, stubborn, serious, stern.
Mutual synonyms
Cite this Source
Steely and Rigid. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/rigid/steely
Rigid & Steely. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/rigid/steely>.
Steely or Rigid. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/rigid/steely.
Google Ngram Viewer shows how "rigid" and "steely" have occurred on timeline