Just for fun, here is a list of my nicknames for the dogs.

Turtle:
bumpkin, bumpkarino, bumpkin boy, turt, turdie, turbie, turbie-burbie, pooper, terbalina, terble, senior poop-in-pants, poo-poo, turtalie-poo, turbalie-poo, boy, little boy, little man, nerdie, nerd-boy, scaredy-poo, turtaloonie,

Piggy:
pickle, picker, pickaloonie, pickaroo, macaroni-butt, twinkle-butt, girl, girlie, cuteums, snookums, pickle-boo-boo, nose licker, missy, mrs. pickle, missy-poo, mrs. messy-pants, barkie-pants, pickalina, pickalina macaroni, baby-girl, lickalina

Turtle and Piggy together:
monsters, monkeys, monks, donkeys, crazies, kooks, poopers, nerd dogs, pups, puppers, puppins, bumpkins, puparonies, puparenoes, puparenoses, babies, boo-boos