Step son or not regarding your mother's cousin that would make him your third cousin.
The first cousin of your mother's first cousin may be your second cousin, or may not be related to you at all. It depends on how he cousin relationship in your mother's generation is structured.
Your mother's First Cousin is your First Cousin, Once Removed. The child of your mother's First Cousin is your Second Cousin
Your mother's first cousin's son is your second cousin. Your mother's second cousin's son is your third cousin. And so forth.
Your mother's first cousin is your first cousin, once removed. Your mother's second cousin is your second cousins, once removed. Your mother's third cousin is your third cousin, once removed. The potential relationships become more complex if your are talking about your mothers cousins once, twice or more removed.
Your mother's first cousin is your first cousin once removed. Your mother's second cousin is your second cousin once removed. If you are talking about your mother's first cousin once removed, you may be first cousins twice removed or second cousins, depending on the specifics.
Mothers sister is aunt and son is cousin so daughter wouldn't that be a niece
Your mother's first cousin's child is your first cousin, once removed.Your mother's first cousin's child is your child's second cousin.
Your mother's first cousin is your first cousin, once removed
Your mother's cousin's son is your second cousin.
Your mother's first cousin's daughter is your second cousin.
No, your mother's first cousin is your first cousin once removed. Her second cousin is your second cousin once removed. Your mother's sister is your aunt.