Changeable and Irregular

Changeable

Changeable adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: the changeable nature of the business is such that you either have too much or too little to do

Irregular is a synonym for changeable in variable topic. In some cases you can use "Irregular" instead an adjective "Changeable", when it comes to topics like erratic.

Irregular

Irregular adjective - Lacking in steadiness or regularity of occurrence.
Usage example: irregular mail delivery to the island

Changeable is a synonym for irregular in inconsistent topic. Sometimes you can use "Changeable" instead an adjective "Irregular", if it concerns topics such as random.

Nearby Words: irregularity, irregularly
Cite this Source
Irregular and Changeable. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/changeable/irregular
Changeable & Irregular. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/changeable/irregular>.
Irregular or Changeable. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/changeable/irregular.
Google Ngram Viewer shows how "changeable" and "irregular" have occurred on timeline