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
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My fourth-cousin-8X-removed is a good person.
by N8953SW June 26, 2021
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