PLUGHOLE is a playable word

plughole Scrabble® Dictionary

noun
pl. plugholes
a drain that can be stopped with a plug
73 Playable Words can be made from "PLUGHOLE"
   2-Letter Words (13 found)
   3-Letter Words (27 found)
   5-Letter Words (6 found)
   6-Letter Words (1 found)
   8-Letter Words (1 found)