UNTAUGHT is a playable word

unteach Scrabble® Dictionary

verb
untaught, unteaching, unteaches
to cause to unlearn something
67 Playable Words can be made from "UNTAUGHT"
   2-Letter Words (11 found)
   3-Letter Words (26 found)
   5-Letter Words (7 found)
   6-Letter Words (2 found)
   8-Letter Words (1 found)