Irregular
Irregular adjective - Lacking in steadiness or regularity of occurrence.
Usage example: irregular mail delivery to the island
Uncertain is a synonym for irregular in inconstant topic. In some cases you can use "Uncertain" instead an adjective "Irregular", when it comes to topics like random.
Nearby Words: irregularity, irregularly
Uncertain
Uncertain adjective - Likely to change frequently, suddenly, or unexpectedly.
Usage example: the stifling heat would occasionally be relieved by an uncertain breeze
Irregular is a synonym for uncertain in doubtful topic. Sometimes you can use "Irregular" instead an adjective "Uncertain", if it concerns topics such as inconstant, changeable.
Nearby Words: uncertainty, uncertainly
Mutual synonyms
Related pairs
- capricious and irregular
- capricious and uncertain
- unsettled and irregular
- unsettled and uncertain
- inconsistent and irregular
- inconsistent and uncertain
- unstable and irregular
- unstable and uncertain
- unsteady and irregular
- unsteady and uncertain
- fluctuating and irregular
- fluctuating and uncertain
- unreliable and irregular
- unreliable and uncertain
Cite this Source
Uncertain and Irregular. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/irregular/uncertain
Irregular & Uncertain. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/irregular/uncertain>.
Uncertain or Irregular. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/irregular/uncertain.
Google Ngram Viewer shows how "irregular" and "uncertain" have occurred on timeline