Poosey Boy
Poosha
Pooshka
Pooter (slang for pussycat)
Pooter Scooter
Pootie
Pootle (aka His Satanic Majesty Pootle-Flump the Third)
Pootle (character in the childrens tv series "The Flumps")
Poozle
Pop
Popcorn
Pope
Pope Cat IV
Pope John Paul The 2nd
Popeye
Popia (accent on the second syllable, Hokkien Chinese for "egg roll")
Popo
Popoki (Hawaiian for "cat")
Popover
PoppaCat
Poppela
Popper
Poppet Ann Softpaws
Poppett
Poppie
Poppins
Popples (after the 1985-1987 cartoon and toys)
Poppy
Poppy-Cat
Poppy-paws-pumkin