i’ve got a cat called Mystic and the only nn’s we call her would be Myscit (dk why), Mykit (Mih-kit) & Misses (mysses)
another cat called Monkey, his nn’s are Monk, Bubba, Bubba Monkey, Bubby, Hubba Bubba & My Boy
and my other cat is Leila and we call her, Chunky, Chuh-Chung, Lei-Bae, Bebe & Baby Girl.