I think that would be your cousin.
great uncle
His great uncle
your cousin
Your aunts and uncles are the sisters and brothers of your parents.
Your mother's brother is your uncle.The children of your aunts and uncles are your first cousins.
All my father's brothers and my mother's brothers are my uncles.
Your father's brother is your uncle. You are his niece (if you are female) or his nephew (if you are male).
Great uncle / Great nephew
Cousin. Your parents brothers and sisters are aunts and uncles. and the aunt and uncles children are your cousins.
your second cousin- in law or by her name lol
Yes. Any son or daughter of Zeus would be her half-sibling. Any son or daughter of Poseidon or Hades would be her cousin as Poseidon and Hades are her uncles.
Your uncle's son is your first cousin.