Birth Months
Use your birth month for the prefix, and half birthday for your suffix. Your half birthday is six months after your real birthday. Count six months after. My birthday's in November, so my half birthday is in May.

Month. Pre. Suf.
2January: Snow, Fall
3February: Ice, Feather
4March: Rain, Heart
5April: Flower, Spring
6*May: Vole, Leaf
June: Beetle, Whisker
July: Trout, Claw
August: Holly, Pool
September: Rabbit, Song
October: Amber, Moon
*November: Fallen, scar
1December: Storm, Blaze

Lol, I got Fallenleaf without realizing it... What did you get?