Immutable and Uncertain

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

Uncertain is an antonym for immutable.

Nearby Word: immutability

Uncertain

Uncertain adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: the stifling heat would occasionally be relieved by an uncertain breeze

Immutable is an antonym for uncertain.

Nearby Words: uncertainty, uncertainly
Cite this Source
Uncertain and Immutable. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/immutable/uncertain
Immutable & Uncertain. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/immutable/uncertain>.
Uncertain or Immutable. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/immutable/uncertain.
Google Ngram Viewer shows how "immutable" and "uncertain" have occurred on timeline