Fluctuating and Unalterable

Opposite meaning words

Fluctuating adjective - Likely to change frequently, suddenly, or unexpectedly.

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Unalterable is an antonym for fluctuating.

Unalterable adjective - Not capable of changing or being changed.

Usage example: the rules of the game are unalterable, regardless of who is playing

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Fluctuating is an antonym for unalterable.

Nearby Words: unaltered, unalterably

Cite this Source

Unalterable and Fluctuating. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/fluctuating/unalterable

Fluctuating & Unalterable. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/fluctuating/unalterable>.

Unalterable or Fluctuating. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/fluctuating/unalterable.

Google Ngram Viewer shows how "fluctuating" and "unalterable" have occurred on timeline