DUET is a playable word

duet Scrabble® Dictionary

verb
dueted, dueting, duets or duetted, duetting, duets
to perform a duet (a musical composition for two)
9 Playable Words can be made from "DUET"
   2-Letter Words (5 found)
   3-Letter Words (3 found)
   4-Letter Words (1 found)