Inalterable and Immutable

Inalterable

Inalterable adjective - Not capable of changing or being changed.
Usage example: the inalterable record of history, which we ignore at our peril

Immutable is a synonym for inalterable in inflexible topic. In some cases you can use "Immutable" instead an adjective "Inalterable", when it comes to topics like flexible, unchanging, unchangeable.

Nearby Word: inalterability

Immutable

Immutable adjective - Not capable of changing or being changed.
Usage example: one of the immutable laws of television is that low ratings inevitably lead to cancellation

Inalterable is a synonym for immutable in flexible topic. You can use "Inalterable" instead an adjective "Immutable", if it concerns topics such as unchanging, unchangeable.

Nearby Word: immutability
Cite this Source
Immutable and Inalterable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/inalterable/immutable
Inalterable & Immutable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/inalterable/immutable>.
Immutable or Inalterable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/inalterable/immutable.
Google Ngram Viewer shows how "inalterable" and "immutable" have occurred on timeline