TROOPER is a playable word

trooper Scrabble® Dictionary

noun
pl. troopers
a cavalryman
62 Playable Words can be made from "TROOPER"
   2-Letter Words (10 found)
   3-Letter Words (20 found)
   4-Letter Words (16 found)
   5-Letter Words (8 found)
   6-Letter Words (7 found)
   7-Letter Words (1 found)