he wants it.
teasing
either he's teasing you because he loves you, or he's a sadist
If a guy calls you "kid", it is a term of endearment.
You're his secret crush and he would like to know you more.
When a guy calls you "pumpkin," it's usually a term of endearment or a playful nickname. It can imply that he sees you in a sweet and affectionate way, similar to calling someone "honey" or "sweetheart."
a bodybuilt guy
if it is a boy then they are flirting. if it is a friend then it is a nickname
bathroom
my name is israel but i am a girl and everyone calls me israelity (is-realtiy)
nothing really
It means that he is very fond of you but it doesn't automatically mean he fancies you. Everyone gets a nickname in some stage of their lives that their friends give them affectionately but just because they like them as friends.
Its a term of endearment.