OVERFLOWN is a playable word

overfly Scrabble® Dictionary

verb
overflew, overflown, overflying, overflies
to fly over
126 Playable Words can be made from "OVERFLOWN"
   2-Letter Words (17 found)
   6-Letter Words (8 found)
   7-Letter Words (2 found)
   8-Letter Words (1 found)
   9-Letter Words (1 found)