Your father's sister is your aunt. Her children are your first cousins.
Your cousin.
Cousins
All of your children will have different fathers and they will only be half sisters its really not right to have babies with a bunch of different guys.
Baba or Bua
your niece's or nephews
Their Names You Idiot
cousins
What family members your is fathers mothers daughters sons sisters
The Hebrew name for father is Abba if that helps
He is your cousin
Your father's sister is your aunt. Her son is your first cousin. Her grandson is your first cousin, once removed.
Your first cousin