SEALED is a playable word

seal Scrabble® Dictionary

verb
sealed, sealing, seals
to close or make secure against access, leakage, or passage
(adjective) sealable
70 Playable Words can be made from "SEALED"
   2-Letter Words (10 found)
   3-Letter Words (22 found)
   5-Letter Words (11 found)
   6-Letter Words (2 found)