Regular and Undirected

Regular

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

Undirected is an antonym for regular.

Undirected

Undirected adjective - Aimlessly drifting.

Regular is an antonym for undirected in unpredictable topic.
Cite this Source
Undirected and Regular. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/regular/undirected
Regular & Undirected. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/regular/undirected>.
Undirected or Regular. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/regular/undirected.
Google Ngram Viewer shows how "regular" and "undirected" have occurred on timeline