Regular and Unascertained

Opposite meaning words

Regular adjective - Appearing or occurring repeatedly from time to time.

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Unascertained is an antonym for regular.

Definitions of Regular not found.

Regular is an antonym for unascertained in obscure topic.

Cite this Source

Unascertained and Regular. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/regular/unascertained

Regular & Unascertained. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/regular/unascertained>.

Unascertained or Regular. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/regular/unascertained.

Google Ngram Viewer shows how "regular" and "unascertained" have occurred on timeline