POSTSYNC is a playable word

postsync Scrabble® Dictionary

verb
postsynced, postsyncing, postsyncs
to add sound to a film after a scene has been photographed
89 Playable Words can be made from "POSTSYNC"
   2-Letter Words (9 found)
   3-Letter Words (26 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)