Help !! I got my cat gender wrong and now i have to change the name !!?

okay i thought my kitten was a boy so i name him roger. but i took him (now her) to the vet and they told me roger was a girl and now i know he's a girl i don't want to call her roger no more so any suggestions on names that are similar to roger or the female version of roger also name some good R names for a female cat I'll describe her if you guys can come up a name of her appearance or personality she's white on the bottom ,grey and black stripes on the top she has a pink nose and pink paws all she really nice she gets along with everybody she's a lazy kitty all she does is sleep so please help me it would appreciate ^^