Your grandfather's son is either your father or your uncle. Your daughter's grandfather is your father. or your father-in-law.
So your daughter's grandfather is your grandfather's son or a brother if there is more tha one son, or, as your father-in-law, is not related to your grandfather's son at all.
Your granddaughter's son is your great-grandson.
Your grandfather is your daughter's great grandfather, and she is his great granddaughter.
Your grandfather's brother's granddaughter is your father's first cousin once removed.
Granddaughter in law.
Your granddaughters and son have the relationship of nieces and uncle. Your granddaughters being his nieces and your son being their uncle.
You are not related. Your granddaughter is by marriage.
This is true.
Yes, you would be the step-nan (or step-grandmother) to your granddaughter's step-brothers.
Your son would be the uncle of his brother's son.
granddaughter = nechda (נכדה)granddaughters = nechadot (נכדות)
Your son and your niece are first cousins.
Your Uncle's son is your first cousin.
Your nephew's son is your great nephew.
Your nephew.
Well, your cousin's brother is also your cousin, and a cousin's son is also your cousin.
Your sister-in-law's son is your nephew.