Become tempered
Harden and become tempered are semantically related. In some cases you can use "Harden" instead a verb phrase "Become tempered".
Harden
Harden verb - To become physically firm or solid.
Become tempered and harden are semantically related. You can use "Become tempered" instead a verb "Harden".
Mutual synonyms
Cite this Source
Harden and Become tempered. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/become_tempered/harden
Become tempered & Harden. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/become_tempered/harden>.
Harden or Become tempered. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/become_tempered/harden.
Google Ngram Viewer shows how "become tempered" and "harden" have occurred on timeline