Unchangeable
Unchangeable adjective - Not capable of changing or being changed.
Valid and unchangeable are semantically related. In some cases you can use "Valid" instead an adjective "Unchangeable".
Valid
Valid adjective - According to the rules of logic.
Unchangeable and valid are semantically related. Sometimes you can use "Unchangeable" instead an adjective "Valid".
Nearby Words: validity, validation
Cite this Source
Valid and Unchangeable. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/unchangeable/valid
Unchangeable & Valid. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/unchangeable/valid>.
Valid or Unchangeable. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/unchangeable/valid.
Google Ngram Viewer shows how "unchangeable" and "valid" have occurred on timeline