HARMFUL is a playable word

harmful Scrabble® Dictionary

adjective
capable of harming
54 Playable Words can be made from "HARMFUL"
   2-Letter Words (12 found)
   3-Letter Words (18 found)
   4-Letter Words (17 found)
   5-Letter Words (3 found)
   6-Letter Words (3 found)
   7-Letter Words (1 found)