Erratic and Purposeful

Erratic

Erratic adjective - Lacking a definite plan, purpose, or pattern.
Usage example: so far your effort to land a summer job has been very erratic

Purposeful is an antonym for erratic.

Nearby Word: errant

Purposeful

Purposeful adjective - Fully committed to achieving a goal.

Erratic is an antonym for purposeful.

Cite this Source
Purposeful and Erratic. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/erratic/purposeful
Erratic & Purposeful. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/erratic/purposeful>.
Purposeful or Erratic. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/erratic/purposeful.
Google Ngram Viewer shows how "erratic" and "purposeful" have occurred on timeline