Someone whos takes lots of naps. It's an amelioration. A word with a derogatory past and making it positive!
I take lots of naps. My wife calls me a nappy headed bitch!
Nappy headed bitch
(An amerolation- taking a derogatory word or phrase and appropriating in a new positive way)
I’m retired and take lots of naps. My wife calls me a nappy headed bitch!