WALLAH is a playable word

wallah Scrabble® Dictionary

noun
pl. wallahs
a person engaged in a particular occupation or activity
25 Playable Words can be made from "WALLAH"
   2-Letter Words (6 found)
   3-Letter Words (11 found)
   4-Letter Words (3 found)
   5-Letter Words (4 found)
   6-Letter Words (1 found)