Fluid
Fickle
Fickle adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: a fickle friendship that was on and off over the years
Fluid and fickle are semantically related. Sometimes you can use "Fluid" instead an adjective "Fickle".
Nearby Word: fickleness
Mutual synonyms
Cite this Source
Fickle and Fluid. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/fluid/fickle
Fluid & Fickle. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/fluid/fickle>.
Fickle or Fluid. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/fluid/fickle.
Google Ngram Viewer shows how "fluid" and "fickle" have occurred on timeline