There is no official relation. Saying "your cousin in law's sister" would be the easiest and most understandable approach.
In the English language there is no relationship of "cousin-in-law." That is an erroneous back-construction based on the usage of mother-in-law and the like. Your are either cousins (and related) or not cousins (and not related)
Your husband's cousin's sister is also your husband's cousin. You are not related to your husband's cousin.
The relation of the mother;s sister to daughter is niece-aunts.
There is no relation between you and your grandmother's cousin-in-law's grandson.
second cousin
Second cousin.
The grandson of your grandmother's sister is your Second Cousin.
Hes now relation to you really. You dads sister would be your auntie You aunties daughter would be your cousin I think you could call him cousin in law but im not sure Yes, you can call it cousin in Law.
Your cousin's sister is also your cousin. Your first cousin's children and you children are second cousins. Your second cousin's children and your children are third cousins. And so forth.
Your grandmother's sister is your great aunt and her daughter is your mother's first cousin and your first cousin, once removed.
it could either be your brother/sister or cousin
Your grandmother's sister is you parent's aunt. Her son is your parent's first cousin andyour first cousin once removed.
AnswerBy his name. You could call him cousin to include him verbally in your family but other than being your cousin's husband, he is no relation to you. AnswerYour cousin's sister is also your cousin. However, your cousin's spouse is not related to you.