DEATHLIEST is a playable word

deathly Scrabble® Dictionary

adjective
deathlier, deathliest
resembling or suggestive of death
550 Playable Words can be made from "DEATHLIEST"
   2-Letter Words (27 found)
   3-Letter Words (83 found)
   8-Letter Words (5 found)
   9-Letter Words (1 found)
   10-Letter Words (1 found)