Double-cousin or double-1C:
1- Child of their parent’s full sibling with the other parent’s full sibling.
2- Person who, in relation to the other person, has zero parents and four grandparents in common.
1- Child of their parent’s full sibling with the other parent’s full sibling.
2- Person who, in relation to the other person, has zero parents and four grandparents in common.
My double-first-cousin is a good person.
by Gerald128 May 15, 2021

Ninth-cousin-eight-times-removed (9C8R).
My ninth-cousin-8X-removed is a good person.
by N8953SW June 26, 2021

Child of their parent’s full sister with the other parent’s full brother. Has among themselves; different two parents and four grandparents in common.
My double-cousin is a good person.
by Usery May 2, 2021

Spouse's first-cousin-once-removed's spouse.
co-first-cousin-once-removed-in-law.
by Simaduria July 27, 2024

Sesquaple-4C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and seven great-great-great-grandparents in common.
My sesquaple-fourth-cousin is a good person.
by ZYRB3256 February 21, 2022

A game that you play at your cousins that isnt necessarily bad, but is very weird and different from anything you play at home
by Reilyisacousin June 17, 2025

Great-grandparent's female first cousin.
My great-great-cousin-aunt is a good person.
by Hgcloziw November 23, 2019
