I first read nybble/nibble in a book in the late 80s when I was a kid. I don't think I read or heard about it again for over a decade. It's never sounded silly

I first read nybble/nibble in a book in the late 80s when I was a kid. I don't think I read or heard about it again for over a decade. It's never sounded silly to me, or at least no more silly than "byte", and it's at least slightly useful to explain converting hex.