POSTMARKED is a playable word

postmark Scrabble® Dictionary

verb
postmarked, postmarking, postmarks
to stamp mail with an official mark
931 Playable Words can be made from "POSTMARKED"
   2-Letter Words (33 found)
   3-Letter Words (138 found)
   8-Letter Words (5 found)
   10-Letter Words (1 found)