Erratic and Undeviating

Erratic

Erratic adjective - Lacking a definite plan, purpose, or pattern.

Undeviating is an antonym for erratic in unpredictable topic.

Nearby Word: errant

Undeviating

Undeviating adjective - Not varying.

Erratic is an antonym for undeviating in constant topic.
Cite this Source
Undeviating and Erratic. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/erratic/undeviating
Erratic & Undeviating. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/erratic/undeviating>.
Undeviating or Erratic. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/erratic/undeviating.
Google Ngram Viewer shows how "erratic" and "undeviating" have occurred on timeline