Irregular and Uncustomary

Irregular

Irregular adjective - Departing from some accepted standard of what is normal.
Usage example: it was a bank customer's slightly irregular behavior that made people suspicious

Uncustomary and irregular are semantically related In some cases you can use "Uncustomary" instead an adjective "Irregular".

Nearby Words: irregularity, irregularly

Uncustomary

Uncustomary adjective - Noticeably different from what is generally found or experienced.
Usage example: anger that was very uncustomary for such an even-tempered man

Irregular and uncustomary are semantically related in abnormal topic. Sometimes you can use "Irregular" instead an adjective "Uncustomary", if it concerns topics such as odd, very different.
Cite this Source
Uncustomary and Irregular. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/irregular/uncustomary
Irregular & Uncustomary. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/irregular/uncustomary>.
Uncustomary or Irregular. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/irregular/uncustomary.
Google Ngram Viewer shows how "irregular" and "uncustomary" have occurred on timeline