UNMIXED is a playable word

unmix Scrabble® Dictionary

verb
unmixed or unmixt, unmixing, unmixes
to separate from a mixture
64 Playable Words can be made from "UNMIXED"
   2-Letter Words (16 found)
   3-Letter Words (21 found)
   4-Letter Words (17 found)
   5-Letter Words (9 found)
   7-Letter Words (1 found)