PROVEN is a playable word

prove Scrabble® Dictionary

verb
proved, proven, proving, proves
to establish the truth or validity of
(adjective) provable (adverb) provably
42 Playable Words can be made from "PROVEN"
   2-Letter Words (11 found)
   3-Letter Words (13 found)
   4-Letter Words (13 found)
   5-Letter Words (4 found)
   6-Letter Words (1 found)