CRUEL is a playable word

cruel Scrabble® Dictionary

adjective
crueler, cruelest or crueller, cruellest
indifferent to the pain of others
(adverb) cruelly
21 Playable Words can be made from "CRUEL"
   2-Letter Words (3 found)
   3-Letter Words (8 found)
   4-Letter Words (7 found)
   5-Letter Words (3 found)