TUBAIST is a playable word

tubaist Scrabble® Dictionary

noun
pl. tubaists
a tuba player
86 Playable Words can be made from "TUBAIST"
   2-Letter Words (13 found)
   3-Letter Words (29 found)
   5-Letter Words (11 found)
   6-Letter Words (2 found)
   7-Letter Words (1 found)