The daughter of your brother or sister?
Niece
A boy (or man) with either the same mother or the same father as yours?
Half-brother
A child of your aunt or uncle?
Cousin
A married woman?
Wife
A girl (or woman) with either the same mother or the same father as yours?
Half-sister
Both your father and mother?
Parents
A girl (or woman) who has the same mother and father as you?
Sister
Two children born at the same time to the same mother?
Twins
Both the father and mother of your father or mother?
Grandparents
The father of your mother or father?
Grandfather
The sister of your father or mother?
Aunt
The man who is married to your mother but isn't your real father?
Stepfather
The mother of your father or mother?
Grandmother
A person’s male child?
Son
A son of your son or daughter?
Grandson
A person's female child?
Daughter
Your brothers and sisters?
Siblings
The son of your brother or sister?
Nephew
A married man?
Husband
The brother of your mother or father?
Uncle
A daughter of your son or daughter?
Granddaughter
The woman who is married to your father but isn't your real mother?
Stepmother