by her first name
Uncle in law
"Uncle" is your father's brother.
Your father's brother is your uncle.
Your father's brother's son is your first cousin.
what i call my father elder brother's wife
Your father's brother's son is your first cousin.
Your father's brother is your uncle. His wife is your aunt.
Half-Brother.
Your father's brother is your uncle.
Your uncle.
Your father's brother is your uncle; you are his niece (if you are a girl) or his nephew (if you are a boy).
to you, she is your first cousin. to your father, she is his niece.
what i call my father elder brother's wife