Bro is international!
If this is for school I don't suggest it. But you could say: Come at me bro! Or You mad bro!
bro, sis
Aloha; Hele mai, Bro [haylay my, Bro]
фейерверк
in chinese, it's " he "
Cinamon
SREKjEN - on Macedonian
in spanish it is libertio
Junge or Bub
Itaalian conforto
Infierno, spanish
Afrikaans = Donker