No, your father's first cousin is the parent of your second cousin. Your second cousin is your father's first cousin, once removed.
Certainly, you are related to everyone your father is related to. Your father's second cousin is your second cousin, once removed.
your 5th cousin
Your second cousin's niece is the daughter of your second cousin's brother or sister. Your second cousin's brother or sister is also your second cousin, so this question is the same as "How are you related to the daughter of your second cousin."The daughter of your second cousin is your second cousin, once removed.
he is literallly like a second uncle to you
If your second cousin's mother is related to you, she is your first cousin, once removed. Remember that one of your second cousin's parents will not be related to you.
your 2nd cousin, or maybe your 2nd cousin once removed.
Your second cousin's daughter is your second cousin, once removed.
Your second cousin's child is your second cousin, once removed.
Your mother's second cousin is your second cousin, once removed.
Your second cousin is your parent's cousin's child. You and your second cousin share a great-grandparent (not a grandparent).
your second cousin
The daughter of your father's first cousin is his first cousin, once removed, and your second cousin.
Your first cousin's second cousin may be your second cousin as well, or may not be related to you at all.