Customary and Irregular

Opposite meaning words

Customary adjective - Accepted, used, or practiced by most people.

Show all Definitions

Irregular is an antonym for customary in usual topic.

Nearby Words: custom, customarily

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

Show all Definitions

Customary is an antonym for irregular.

Nearby Words: irregularity, irregularly

Cite this Source

Irregular and Customary. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/customary/irregular

Customary & Irregular. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/customary/irregular>.

Irregular or Customary. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/customary/irregular.

Google Ngram Viewer shows how "customary" and "irregular" have occurred on timeline