Erstwhile and Preexistent

Erstwhile

Erstwhile adjective - Having been such at some previous time.

Preexistent and erstwhile are semantically related In some cases you can use "Preexistent" instead an adjective "Erstwhile".

Preexistent

Preexistent adjective - Existing previously or before something.

Erstwhile and preexistent are semantically related in earlier topic. Sometimes you can use "Erstwhile" instead an adjective "Preexistent".
Cite this Source
Preexistent and Erstwhile. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/erstwhile/preexistent
Erstwhile & Preexistent. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/erstwhile/preexistent>.
Preexistent or Erstwhile. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/erstwhile/preexistent.
Google Ngram Viewer shows how "erstwhile" and "preexistent" have occurred on timeline