SHAMPOOED is a playable word

shampoo Scrabble® Dictionary

verb
shampooed, shampooing, shampoos
to cleanse with a special preparation
336 Playable Words can be made from "SHAMPOOED"
   2-Letter Words (30 found)
   3-Letter Words (87 found)
   7-Letter Words (4 found)
   8-Letter Words (2 found)
   9-Letter Words (1 found)