Case harden
Sear and case harden are semantically related. In some cases you can use "Sear" instead a verb phrase "Case harden".
Sear
Sear verb - To burn on the surface.
Case harden and sear are semantically related. Sometimes you can replace phrase "Case harden" with "Sear", this terms are similar.
Cite this Source
Sear and Case harden. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/case_harden/sear
Case harden & Sear. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/case_harden/sear>.
Sear or Case harden. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/case_harden/sear.
Google Ngram Viewer shows how "case harden" and "sear" have occurred on timeline