Use "preexists" in a sentence

1. Synonyms for Antedates include precedes, predates, anticipates, foregoes, antecedes, goes before, preexists, accelerates, anachronizes and backdates

2. Synonyms for Antecedes include foregoes, antedates, precedes, predates, preexists, foreruns, goes before, comes before, anticipates and foreshadows

3. 1 The TIPS is not created specifically for the Bato access but preexists or is established for concomitant portal decompression.1, 2 Historically, Japanese