TOUGHER is a playable word

tough Scrabble® Dictionary

adjective
tougher, toughest
strong and resilient
verb
toughed, toughing, toughs
to endure hardship
101 Playable Words can be made from "TOUGHER"
   2-Letter Words (14 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)