Quadruple-4C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and eight great-great-great-grandparents in common.
My quadruple-fourth-cousin is a good person.
by ABGR June 9, 2021

Living being that has zero parents, zero grandparents, zero great-grandparents and three great-great-grandparents in common with other living beings.
irregular-double-third-cousin
by Simaduria July 26, 2024

by gretakindasus November 21, 2021

A child of a parent's full sister with the other parent’s full brother; the relative who has with the other person only four grandparents in common, but parents are different.
My double-cousin is a good person.
by Usery May 2, 2021

by Hgcloziw November 23, 2019

The grandchild-in-law of one's parent-in-law's sibling.
My co-cousin-nibling-in-law is a good person.
by Elivaldeq November 24, 2019

Someone who, in relation to others, has zero parents, zero grandparents and eight great-grandparents in common.
Quadruple-second-cousin.
by Cerejini May 21, 2024
