Yes, arils is a Scrabble word!
...and is worth 5 points in Scrabble, and 6 points in Words with Friends
arils
Noun
1. Fleshy and usually brightly colored cover of some seeds that develops from the ovule stalk and partially or entirely envelopes the seed
What Scrabble words can I make with the letters in arils?
5 Letter Words
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