Your sister's husband is your brother-in-law. Your brother-in-law's brother is not related to you and neither are his children. But he is your sister's brother-in-law and his children are your sister's nieces and nephews.
brothers
a relationship between brothers should be sacred and good....
The cast of Between Two Husbands - 1922 includes: Jean Gabriel as Twin Brothers Arline Pretty
There is no relationship. You do not share a common ancestor. The connection is simply through marriage.
They were brothers.
brothers
They are brothers.
step brothers
Brothers
ya mum!
They are brothers
Zeus and Hades are brothers.