OVERBOOT is a playable word

overboot Scrabble® Dictionary

noun
pl. overboots
a boot worn over a shoe or another boot
56 Playable Words can be made from "OVERBOOT"
   2-Letter Words (9 found)
   3-Letter Words (21 found)
   4-Letter Words (18 found)
   5-Letter Words (5 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)