Mercurial and Uncertain

Mercurial

Mercurial adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: the boss's mood is so mercurial that we never know how he's going to react to anything

Uncertain is a synonym for mercurial in change topic. In some cases you can use "Uncertain" instead an adjective "Mercurial".

Nearby Words: mercury, mercuric

Uncertain

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

Mercurial is a synonym for uncertain in change topic. Sometimes you can use "Mercurial" instead an adjective "Uncertain".

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