Decuple-4C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and twenty great-great-great-grandparents in common.
My decuple-fourth-cousin is a good person.
Someone who, in relation to others, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and nine great-great-great-grandparents in common.
Irregular-quintuple-fourth-cousin.
Someone who, in relation to others, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and twenty-four great-great-great-grandparents in common.
Duodecuple-4C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and twenty-four great-great-great-grandparents in common.
My duodecuple-fourth-cousin is a good person.
Someone who, in relation to others, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and twenty-one great-great-great-grandparents in common.
Irregular-undecuple-fourth-cousin.
6.5-tuple-4C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and thirteen great-great-great-grandparents in common.
My 6.5-tuple-fourth-cousin is a good person.
15.5-tuple-4C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and thirty-one great-great-great-grandparents in common.
My 15.5-tuple-fourth-cousin is a good person.