jew face
second-cousin
Your son and your niece are first cousins.
He would be your first cousin once removed; also, he would be the second cousin of your son.
Your father's first cousin's son is your second cousin. Your father's second cousin's son is your third cousin. If your are asking about your fathers cousins who are in a removed cousin relationship to your father, their relationship to you be more complex, with two different possibilities in each case.
Your son and your nephew are First Cousins. The children of your nephew and the children of your son are Second Cousins to each other.
Your son and your aunt's son are first cousins once removed to each other.
Your sister's son and your daughter are first cousins to each other.
You and the son of your uncle are first cousins to each other.
Your nephew and your daughter are first cousins to each other.Your nephew's son and your daughter are first cousins, once removed, to each other.
First cousins, as you share a common grandparent.
Your grandmother is first cousins with cousin. Your parent would be the second cousin of the cousin's son. That would make you second cousins once removed.
Your nephew and your daughter are first cousins to each other. Your nephew's son and your daughter are first cousins, once removed. Your nephew's son and your daughter's child would be second cousins to each other.