Your dad's mom is your...
Your dad's sister is your...
Uncle
Your dad's brother is your...
Your mom's sister is your...
Aunt
Your mom's brother is your...
Uncle
Your dad's dad is your...
Grandfather
Your mom's mom is your...
Grandmother
Your sister's husband is your...
Brother-in-law
My father and my mother are my...
Parents
My brother is my parents'...
Son
Your dad's dad's dad is your...
Great grandfather
Your dad's mom's mom is your...
Great grandmother
My niece is my sister's...
Daughter
My brother is my grandparent's
Grandson
Granddaughter
Your brother's wife is your...
Cousins
My wife's dad is my...
My husband's mom is my...
Mother-in-law
Your sister's boy children are your...
Nephews
Your sister's girl children are your...
Nieces
My cousins are my grandparents'...
Grandchildren
My aunt is my brother's...
Aunt
My brother is my uncle's...
Nephew