Prior and Preexistent

Prior

Prior adjective - Coming before all others in importance.

Preexistent and prior are semantically related in earlier topic. In some cases you can use "Preexistent" instead an adjective "Prior".

Preexistent

Preexistent adjective - Existing previously or before something.

Prior and preexistent are semantically related in earlier topic. You can use "Prior" instead an adjective "Preexistent".
Cite this Source
Preexistent and Prior. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/prior/preexistent
Prior & Preexistent. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/prior/preexistent>.
Preexistent or Prior. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/prior/preexistent.
Google Ngram Viewer shows how "prior" and "preexistent" have occurred on timeline