UNKNOTS is a playable word

unknot Scrabble® Dictionary

verb
unknotted, unknotting, unknots
to undo a knot in
56 Playable Words can be made from "UNKNOTS"
   2-Letter Words (10 found)
   3-Letter Words (18 found)
   4-Letter Words (17 found)
   5-Letter Words (8 found)
   6-Letter Words (2 found)
   7-Letter Words (1 found)