Fluctuating and Unpredictable

Fluctuating

Fluctuating adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: a fluctuating stock market makes it hard for investors to know what to do

Unpredictable is a synonym for fluctuating. In some cases you can use "Unpredictable" instead an adjective "Fluctuating".

Nearby Words: fluctuate, fluctuation, fluctuated

Unpredictable

Unpredictable adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: unpredictable spring weather that makes it really hard to know what to wear

Fluctuating is a synonym for unpredictable in changeable topic. You can use "Fluctuating" instead an adjective "Unpredictable".

Nearby Word: unpredictability
Cite this Source
Unpredictable and Fluctuating. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fluctuating/unpredictable
Fluctuating & Unpredictable. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fluctuating/unpredictable>.
Unpredictable or Fluctuating. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fluctuating/unpredictable.
Google Ngram Viewer shows how "fluctuating" and "unpredictable" have occurred on timeline