CABOOSE is a playable word

caboose Scrabble® Dictionary

noun
pl. cabooses
the last car of a freight train
55 Playable Words can be made from "CABOOSE"
   2-Letter Words (10 found)
   3-Letter Words (25 found)
   4-Letter Words (18 found)
   5-Letter Words (1 found)
   7-Letter Words (1 found)