UNBRAKE is a playable word

unbrake Scrabble® Dictionary

verb
unbraked, unbraking, unbrakes
to release a brake
105 Playable Words can be made from "UNBRAKE"
   2-Letter Words (14 found)
   5-Letter Words (11 found)
   6-Letter Words (4 found)
   7-Letter Words (1 found)