your mom's brother would be your uncle
If she is not your mum then there is no relationship unless your father married her in that case she is your stepmother.
If it's your sister then your sister, if it's your brother's wife then you sister-in-law
your mum had sex with them all thats the relationship
ya mum!
He is his brother-in-law.
your dad's brother would be your uncle
Your daughter is your brother's niece. Your brother is your daughter's uncle
on mondays and wednesdays, yes. otherwise, no
The relationship between the families of inlaws is similar to the relation ship with their family members. For example The relationship of my brother in law(sister's husband) and my another brother in law (wife's brother) will be simmilar to those relation ships with their brother's family.
Cousins
They are Brother & Sister.
Your brother's wife is your sister-in-law. The English language has no relationship term for the brother of your sister-in-law. He is not considered to be related toyou, although he is your brother's brother-in-law.