Your son's children are your grandchildren.
Your sister's son is your nephew His sons are your grandnephews, and his daughters are your grandnieces.
yes charle babage had kids he had three sons yes charle babage had kids he had three sons Yes Charles Babbage had kids he had three sons.
Your sister's son is your nephew His sons are your grandnephews, and his daughters are your grandnieces.
Cousins of course!
A second cousin.
garrett morgan had three kids he had sons
They are cousins.
Yes he has kids, Tristan is one of his sons
She have four sons.
He had no kids.
Three sons
He has two sons