your their cousin once-removed (a generation down or up)
Your father's brother is your uncle. Your uncle's son is your first cousin and your children's first cousin once removed.If your first cousin has a child, that child and your children are second cousins.
Your parents are great aunt and great uncle to the children of your first cousin.
No, she is your first cousin once removed. Your first cousins are the children of your aunt/uncle.
Only if they have children.
aunt or uncle;) depends on the gender
Your brother's children call you their aunt if you are female, or their uncle if you are male. Their are your nieces and nephews.
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.)
You and your first cousin's children are first cousins, once removed, to each other . You and your second cousin's children are second cousins, once removed, to each other . You and your third cousin's children are third cousins, once removed, to each other .
Your children and your first cousin's children are second cousins to each other. Your children and your second cousin's children are third cousins to each other.
'Great aunt' and 'Great uncle' are what your children properly call your own aunt and uncle. Your aunt and uncle are the brother and sister of your parent. Your parent is your children's grandparent.
Your cousin's child is your first cousin, once removed. Then when that child grows up and has a child, it will be your first cousin, twice removed. Now, if you have a child, and your cousin has a child, your children will be second cousins to each other. Then their children will be third cousins to each other.
It would be your second cousin because your mothers uncle would be your great uncle his brother would still be your great uncle because he is still your mum's brother so then his daughter would your mum's niece and your cousin.