Unalterable and Variable

Unalterable

Unalterable adjective - Not capable of changing or being changed.
Usage example: the rules of the game are unalterable, regardless of who is playing

Variable is an antonym for unalterable.

Nearby Words: unaltered, unalterably

Variable

Variable adjective - Capable of being readily changed.
Usage example: a variable expense that we could reduce if we needed to

Unalterable is an antonym for variable.

Cite this Source
Variable and Unalterable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/unalterable/variable
Unalterable & Variable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/unalterable/variable>.
Variable or Unalterable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/unalterable/variable.
Google Ngram Viewer shows how "unalterable" and "variable" have occurred on timeline