Sorry, to all those people born on the 27th...

Prefix:

Date you were born.

1 - Acorn

2 - Night

3 - Leaf

4 - Flower

5 - Flame

6 - Storm

7 - Sun

8  - Feather

9 - Rain

10 - Cloud

11 - Raven

12 - Pine

13 - Mouse

14 - Minnow

15 - Ember

16 - Rose

17 - Berry

18 - Snow

19 -  Dawn

20 - Dusk

21 - Birch

22 - Elm

23 - Maple

24 - Toad

25 - Hail

26 - Ivy

27 - Shimmershinysparklebornkitpawclawstardead (too bad!)

28 - Bramble

29 - Lion

30 - Tiger

31 - Leopard

Suffix:

Month you were born.

Jan - Tail

Feb - Claw

Mar - Fur

Apr - Pelt

May - Heart

Jun -  Feather

Jul - Stripe

Aug - Storm

Sep - Wing

Oct - Whisker

Nov -  Pool

Dec - Nose

I'm Mousewhisker and @Pen-how is Stormwing. Sorry if you got Stormstorm or something like that..