Yes, unau is a Scrabble word!
...and is worth 4 points in Scrabble, and 7 points in Words with Friends
unau
Noun
1. A sloth of Central America that has two long claws on each forefoot and three long claws on each hindfoot
2. Relatively small fast-moving sloth with two long claws on each front foot
What Scrabble words can I make with the letters in unau?
2 Letter Words
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Words that can be created with an extra letter added to unau:
S:unaus