aunt
Your father-in-law's sister is your spouse's aunt but is not related to her. Call her by her name.
The sons of your father's sister are your first cousins.
Your sister's husband is your father's son-in-law.
Your father's sister is your, paternal aunt,and your mother's sister is your, maternal aunt.Father's sister is your aunt.
Your father's sister's son (or daughter) is your first cousin.
She is your aunt.
um your dads sister is obviously your aunt!
You don't call your brother's sister your aunt. Your brother's sister is your sister, or you. Your aunt is the sister of your mother or father.
An Aunt.
AUNT
your aunt.(:
Cousin