MASKED is a playable word

mask Scrabble® Dictionary

verb
masked, masking, masks
to cover with a mask (a covering used to disguise the face)
(adjective) maskable
57 Playable Words can be made from "MASKED"
   2-Letter Words (12 found)
   3-Letter Words (18 found)
   5-Letter Words (6 found)
   6-Letter Words (1 found)