My current ones are (used all the time):

Josie:
Pea
Jo
pea-kin
baby
little girl

Zeke:
Boyo
Zekel
Little boy
Zekey

Kiba:
Keebeys
kiba-hime (princess kiba )
kitten
baby

Others..I've had so many for Jo..like
puplet, chubinski (dads.... ) etc etc