First letter in Wattpad username:
A. Fern
B. Cloud
C. Berry
D. Flower
E. Willow
F. Moth
G. Sorrel
H. Light
I. Wolf
J. Leaf
K. Storm
L. Russet
M. Tawny
N. Tiger
O. Lion
P. Wind
Q. Swift
R. Oak
S. Otter
T. Owl
U. River
V. Wind
W. Shadow
X. Thunder
Y. Sky
Z. Spotted
There are no letters: Squirrel

Last letter in Wattpad username:
A. Berry
B. Cloud
C. Foot
D. Dust
E. Song
F. Fern
G. Creek
H. Poppy
I. Frost
J. Drop
K. Fall
L. Shade
M. Flight
N. Leg
O. Step
P. Feather
Q. Stream
R. Heart
S. Splash
T. Wing
U. Wind
V. Pool
W. Storm
X. Stripe
Y. Dapple
Z. Leap
There are no letters:

If you get a name that repeats change the suffix to star.

I got Shadowsplash for this account, or Lionheart (I love him!!!) and Mothsong for my other accounts. (@f0rever_al0ne and @Onewhisker)