The child of your second cousin is your second cousin, once removed.
second cousin
second cousin
If a cousin has a baby, the baby is a cousin one further time removed to all other cousins of the parent. If the parent has a second cousin, the baby is a second cousin, once removed, to that person. If the parent has a first cousin, once removed, the baby is a first cousin, twice removed, to that person.
The child of your mother's first cousin is your second cousin. The child of you mother's second cousin is your third cousin.
Your child is your cousin's second cousin. (And he/she is your child's second cousin)
Second cousin
Your mother's second cousin is your second cousin once removed.
Your cousin. You are that person's second cousin.
It's 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.
You and the child of your second cousin are second cousins, once removed.
Your second cousin and your son are second cousins, once removed.