ZAPPIER

- comparative form of zappy: more zappy

Z10 - A1 - P3 - P3 - I1 - E1 - R1 has 20 points in Scrabble!

Z10 - A1 - P4 - P4 - I1 - E1 - R1 has 22 points in Words with Friends!

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