What do you call the child of your son or daughter?
Grandchild
The son of your brother or sisters, or the son of your husband's or wife's brother or sisters.
Nephew
The daughter of your brother or sisters, or the daughter of your wife's or husband's brother or sister.
Niece
The brother of your mother or father, or the husband of your aunt.
Uncle
The sister of your father or mother, or the wife of your father's or mother's brother.
Aunt
The man that a woman is married to.
Husband
The woman that a man is married to.
Wife
A husband or wife.
Spouse
The father or mother of a person or animal.
Parents
Someone's male child.
Son
Someone's female child.
Daughter
The child of your uncle or aunt.
Cousin
A brother or sister.
Sibling
The man who a woman is going to marry.
Fiance
The son of your son or daughter.
Grandson
The father of your father or mother.
Grandfather
The mother of your mother or father.
Grandmother
The mother of your wife or husband.
Mother-in-law
Your relatives by marriage, especially the father and mother of your husband or wife.
in-laws
The grandfather, grandmother of your parents.
Great-grandmother