Your great grandmother's sister is your great great aunt. Her great grandchild is your third cousin.
Your sister would be her great aunt and she would be your sisters great niece.
If your great great grandmothers were sisters, your common ancestors are your great great great grandparents. That makes you 4th cousins.
Your great uncle's grandchild is your second cousin.
Your sister's son is her grandson and your great nephew. Some use the term "grand nephew."
Your grandmother's sisters are your Great Aunts.
Your sister's son is her grandson and your great nephew. Some use the term "grand nephew."
He would be his great great great uncle
Yes, along with your grandfathers' sisters, if any.
Your great grandfather's sister is your great great aunt. Her grandchild is your parent's second cousin and your second cousin, once removed.
It would technically be considered your half- cousin since you do have the same grandmother but a different grandfather.
no problem man! enjoy
Your great grandparents brothers and sisters are your great uncles and great aunts.