ZEALOUSLY

- Like a zealot; with zealotry.

Z10 - E1 - A1 - L1 - O1 - U1 - S1 - L1 - Y4 has 21 points in Scrabble!

Z10 - E1 - A1 - L2 - O1 - U2 - S1 - L2 - Y3 has 23 points in Words with Friends!

Found in the OTCWL2014, SOWPODS, ENABLE, and WWF dictionaries