Onetime and Routine

Opposite meaning words

Onetime adjective - Happening only once.

Usage example: with any luck, that was a onetime mistake

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Routine is an antonym for onetime.

Routine adjective - Being of the type that is encountered in the normal course of events.

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Onetime is an antonym for routine.

Nearby Word: routinely

Cite this Source

Routine and Onetime. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/onetime/routine

Onetime & Routine. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/onetime/routine>.

Routine or Onetime. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/onetime/routine.

Google Ngram Viewer shows how "onetime" and "routine" have occurred on timeline