1- Child of their parent’s sibling with the other parent’s half-sibling.
2- Person who, in relation to the other person, has zero parents and three grandparents in common.
3- Sesquiple-cousin.
4- Sesquiple-1C.
5- Sesqui-first-cousin.
6- Sesqui-1C.
2- Person who, in relation to the other person, has zero parents and three grandparents in common.
3- Sesquiple-cousin.
4- Sesquiple-1C.
5- Sesqui-first-cousin.
6- Sesqui-1C.
My sesquiple-first-cousin is a good person.
by ZYRB3256 February 21, 2022

1. The granddaughter of one's parent's stepsibling.
2. The stepgranddaughter of one's parent's sibling.
3. The granddaughter of one's stepparent's sibling.
2. The stepgranddaughter of one's parent's sibling.
3. The granddaughter of one's stepparent's sibling.
by Elivaldeq November 24, 2019

My half-first great-cousin-niece is a good person.
by Gtopql November 23, 2019

1- Child of parent's maternal half-sibling and of parent's paternal half-sibling at the same time.
2- Child of parent's half-sibling and of other parent's half-sibling at the same time.
3- Double-half-pibling's child / Two parents's half-nibling.
4- Person who, in relation to the other person, has zero parents and two grandparents on the same side (maternal or paternal) or two grandparents from different sides (one maternal grandparent and one paternal grandparent).
5- Double-half-cousin.
6- Double-half-1C.
2- Child of parent's half-sibling and of other parent's half-sibling at the same time.
3- Double-half-pibling's child / Two parents's half-nibling.
4- Person who, in relation to the other person, has zero parents and two grandparents on the same side (maternal or paternal) or two grandparents from different sides (one maternal grandparent and one paternal grandparent).
5- Double-half-cousin.
6- Double-half-1C.
My double-half-first-cousin is a good person.
by TAYLORGLOSS October 21, 2021

1- Child of parent’s full sister and of other parent’s full brother at the same time.
2- Child of paternal aunt (father's sister) and of maternal uncle (mother's brother) at the same time.
3- Child of maternal aunt (mother's sister) and of paternal uncle (father's brother) at the same time.
4- Nibling (biological) of mother and of father at the same time.
5- Two parents's nibling.
6- Person who, in relation to the other person, has zero parents and four grandparents in common.
7- Double-cousin.
8- Double-1C.
2- Child of paternal aunt (father's sister) and of maternal uncle (mother's brother) at the same time.
3- Child of maternal aunt (mother's sister) and of paternal uncle (father's brother) at the same time.
4- Nibling (biological) of mother and of father at the same time.
5- Two parents's nibling.
6- Person who, in relation to the other person, has zero parents and four grandparents in common.
7- Double-cousin.
8- Double-1C.
My double-first-cousin is a good person.
by Peter12369 October 21, 2021

Parent's male first cousin.
by Mr. Jacov November 23, 2019

Child of their parent’s half-sibling with their other parent’s half-sibling or the child of their mother's maternal half-sibling with mother's paternal half-sibling or the child of their father's maternal half-sibling with father's paternal half-sibling.
My double-half-first cousin is a good person.
by Mr. Jacov November 23, 2019
