Your niece's child and your grandson's child (your great grandchild) are second cousins, once removed, to each other.
Your grandson and your niece's son are second cousins.
First cousins
Your sister's child and your grandson are first cousins once removed.
Second cousins.
If your daughter-in-law's grandson is a child from a marriage before she married your son, or after their marriage ended, her grandson is not related to you. If he is a child of the marriage between your son and your daughter-in-law, then he is your great grandson.
Your grandson is the great-nephew of your brother.
Your niece's child and your grandson's child (your great grandchild) are second cousins, once removed, to each other.
Sequence of relatonship:Your uncle is a sibling of one of your parentsHis child is your 1st cousinHis grandson is your 1st cousin once removedHis great grandson is your 1st cousin twice removed
Cousins
They are 2nd cousins.
No. An adoption proceeding is between a particular child and a particular adopted parent. The relationship cannot be transferred to another person.
Your son and your aunt's child are first cousins, so your son and your aunts grandson (the son of your aunt's child) are first cousins, once removed.
niece's - something that belongs to a niece. nieces' - something that belongs to multiple neices. nieces - plural form of neice. person who asked this question - an incredibly dumb person.
that depends could by child