GUMSHOE is a playable word

gumshoe Scrabble® Dictionary

verb
gumshoed, gumshoeing, gumshoes
to investigate stealthily
107 Playable Words can be made from "GUMSHOE"
   2-Letter Words (19 found)
   5-Letter Words (8 found)
   6-Letter Words (1 found)
   7-Letter Words (1 found)