Yes, mullas is a Scrabble word!
...and is worth 8 points in Scrabble, and 12 points in Words with Friends
mullas
Noun
1. A Muslim trained in the doctrine and law of Islam; the head of a mosque
What Scrabble words can I make with the letters in mullas?
5 Letter Words
4 Letter Words
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3 Letter Words
2 Letter Words