if you are :
1. male , you are known to be as the child's uncle.
and
2.if female , aunt
Sisters
its so annoying always telling you wat to do
He was an only child, and had no sibling, but did have a wife and son, Penelope and Telemachus.
Harry Potter had no brothers or sisters; he was an only child.
It's called The Inside Story.
Your sister's child is your nephew if it is a boy, or your niece if it is a girl.
Sisters
Sisters.
Brother-in-law
They are sisters but different in personality.
They where all brothers and sisters.
The boy is your nephew
maybe sisters
a lot of fighting and arguing...
I cannot see why not. There is no blood relationship between you and your sisters ex-husband.
Yes
Your son and your sisters child are first cousins. The granddaughter is out of synch by a generation. That will make them first cousins once removed.