Your first cousin's father is your uncle.
Your second cousin's father may be your first cousin once removed, or may not be related to you at all.
your father!
The sons of your father's sister are your first cousins.
The child of your father's first cousin is your second cousin
You and your father's first cousin are first cousins, once removed.
Any children of your parents' siblings are your cousins.
Your father's first cousins are your first cousins, once removed.
Your father's sister is your aunt. Her children are your first cousins.
"Second cousin once-removed" i believe, that's what i call mine :)
If your father and someone else's father are first cousins, then you and that someone else are second cousins.
Second cousins.
The children of your father's first cousin are your second cousins; of your father's second cousin are your third cousins; etc.
Your Father's first cousins are also your first cousins, once removed.