Erratic and Sinister

Erratic

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

Sinister and erratic are semantically related. In some cases you can use "Sinister" instead an adjective "Erratic".

Nearby Word: errant

Sinister

Sinister adjective - Being or showing a sign of evil or calamity to come.

Erratic and sinister are semantically related. Sometimes you can use "Erratic" instead an adjective "Sinister".

Mutual synonyms

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