Certain and Inconstant
Opposite meaning words
Certain
Certain adjective - Having been established and usually not subject to change.
Usage example: a certain percentage of the profits will go to charity
Inconstant is an antonym for certain.
Inconstant
Inconstant adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: our windjammer sailed wherever the inconstant winds took us
Certain is an antonym for inconstant.
Nearby Words: inconstancy, inconstantly
Cite this Source
Inconstant and Certain. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/certain/inconstant
Certain & Inconstant. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/certain/inconstant>.
Inconstant or Certain. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/certain/inconstant.
Google Ngram Viewer shows how "certain" and "inconstant" have occurred on timeline