first-cousin-twice-removed.
by Simaduria July 26, 2024

The son-in-law of one's grandparent-in-law's sibling.
My co-cousin-uncle-in-law is a good person.
by Elivaldeq November 24, 2019

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

Sesquiple-3C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents and three great-great-grandparents in common.
My sesquiple-third-cousin is a good person.
by ZYRB3256 February 21, 2022

by Hgcloziw November 23, 2019

1- Great-grandparent's sibling's grandchild / Parent's second-cousin.
2- Grandparent's sibling's great-grandchild / Second-cousin's child.
2- Grandparent's sibling's great-grandchild / Second-cousin's child.
My second-cousin-once-removed is a good person.
by ZJO8738 October 3, 2021

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