UNLINK is a playable word

unlink Scrabble® Dictionary

verb
unlinked, unlinking, unlinks
to unfasten the links (connecting devices) of
19 Playable Words can be made from "UNLINK"
   2-Letter Words (5 found)
   3-Letter Words (9 found)
   4-Letter Words (4 found)
   6-Letter Words (1 found)