UNSPOOLING is a playable word

unspool Scrabble® Dictionary

verb
unspooled, unspooling, unspools
to unwind from a small cylinder
306 Playable Words can be made from "UNSPOOLING"
   2-Letter Words (19 found)
   8-Letter Words (5 found)
   9-Letter Words (1 found)
   10-Letter Words (1 found)