Alterable and Unchangeable
Opposite meaning words
Alterable
Alterable adjective - Capable of being readily changed.
Usage example: if my vacation plans were alterable, I'd change them
Unchangeable is an antonym for alterable.
Unchangeable
Unchangeable adjective - Not capable of changing or being changed.
Usage example: I'm afraid that my opinion on this matter is unchangeable
Alterable is an antonym for unchangeable.
Cite this Source
Unchangeable and Alterable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/alterable/unchangeable
Alterable & Unchangeable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/alterable/unchangeable>.
Unchangeable or Alterable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/alterable/unchangeable.
Google Ngram Viewer shows how "alterable" and "unchangeable" have occurred on timeline