UNMIXING is a playable word

unmix Scrabble® Dictionary

verb
unmixed or unmixt, unmixing, unmixes
to separate from a mixture
34 Playable Words can be made from "UNMIXING"
   2-Letter Words (9 found)
   3-Letter Words (15 found)
   4-Letter Words (4 found)
   5-Letter Words (1 found)
   6-Letter Words (4 found)
   8-Letter Words (1 found)