It is common and acceptable to refer to a sibling using either a given name (Robert, William, Michelle) or a typical family assigned nickname (Bob, Bill Chelly), as long as the nickname is not derogatory or insulting.
Brother in-law.
Your wife's brother is your brother-in-law.
your brother in-law and your sister in-law
u call your dads brother uncle in English
the man's brother-in-law
If your brother is a criminal you should call the police and ask them what to do from there.
Your dad's brother is your uncle.Uncle
bamaridhi
uncle
nephew
Lover
My wifes brother in law!