THOROUGHER is a playable word

thorough Scrabble® Dictionary

adjective
thorougher, thoroughest
complete in all respects
145 Playable Words can be made from "THOROUGHER"
   2-Letter Words (14 found)
   6-Letter Words (10 found)
   7-Letter Words (4 found)
   8-Letter Words (1 found)
   10-Letter Words (1 found)