no longer married because the marriage has been legally dissolved
divorced
having formally agreed to marry
engagedhaving formally agreed to marry.
unmarried or not in a relationship
single
two children born at the same birth.
twins
a man that your mother marries after her marriage
stepfather
legally take another's child
adopted
a woman your father marries after his marriage
stepmother
a sister with whom one has only one parent in common
half - sister
a brother with whom one has only one parent in common
half - brother
the sister of one's wife or husband
sister in law
a daughter of one's husband or wife by a previous marriage.
stepdaughter