second cousins or first cousins once removed
If you have two nieces who are not sisters but are each the daughters of your siblings, the two nieces are first cousins. If they each have a daughter, those daughters are second cousins to each other.
Your son and your nephew are first cousins to each other. Their daughters are second cousins to each other.
Yes. If your husband's cousin is his first cousin, the cousin's daughters and your children are second cousins to each other. If your husband's cousin is his second cousin, the children are third cousins to each other.
Your daughters are great aunties if their nieces have kids. Your daughters kids are your grand children.
Your daughter and your nephew are first cousins to each other. Your daughter and your nephew's son are first cousins, once removed, to each other.
Your baby and your cousins are first cousins once removed to each other. You baby and your second cousins are second cousins once removed to each other.
Your niece and your son or daughter are first cousins. That would make your niece and your grandchild first cousins once removed. Your niece's child and your grandchild are second cousins.
Your mother's sister's children, sons or daughters, are your first cousins. The children of first cousins are second cousins to each other. That is the relationship between your children, or either sex, and your first cousin's children, of either sex..
Your mom and her uncle's son are cousins, of the same generation, first cousins. Your mom's uncle's son is your first cousin, once removed (by one generation). If he has children, they will be your second cousins. (Children of first cousins are second cousins to each other.)
Your first cousins are the children of your aunts and uncles. You all share the same grandparents, but not closer relatives. Your children and the children of your first cousins are second cousins to each other. They all share the same great grandparents, but not closer relatives. Your grandchildren and the grandchildren of your first cousins are third cousins to each other. They all share the same great great grandparents, but not closer relatives. You and the children of your first cousins are first cousins, once removed, to each other. Toy and the children of your second cousins are second cousins, once removed, to each other. Your and the children of your third cousins are third cousins, once removed, to each other.
You and your uncle's child are first cousins to each other. You and your uncle's grandchild are first cousins, once removed, to each other.
You and your first cousin's daughter are first cousin, once removed, to each other. Your child and your first cousin's child are second cousins to each other.