Erstwhile and Preexisting

Erstwhile

Erstwhile adjective - Having been such at some previous time.

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

Preexisting

Preexisting adjective - Existing previously or before something.

Erstwhile and preexisting are semantically related. Sometimes you can use "Erstwhile" instead an adjective "Preexisting".

Nearby Word: preexisted
Cite this Source
Preexisting and Erstwhile. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/erstwhile/preexisting
Erstwhile & Preexisting. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/erstwhile/preexisting>.
Preexisting or Erstwhile. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/erstwhile/preexisting.
Google Ngram Viewer shows how "erstwhile" and "preexisting" have occurred on timeline