grandniece-in-law

1- Grandnephew's wife.
2- Spouse's grandniece.

My grandniece-in-law is a good person.

by Gerald128 April 07, 2021

great-grandaunt-in-law

1- Great-granduncle's wife.
2- Spouse's great-grandaunt.

My great-grandaunt-in-law is a good person.

by Gerald128 April 07, 2021

great-grandnibling-in-law

1- Great-grandnibling's spouse.
2- Spouse's great-grandnibling.

My great-grandnibling-in-law is a good person.

by Gerald128 April 07, 2021

5.5-tuple-third-cousin

5.5-tuple-3C:
Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents and eleven great-great-grandparents in common.

My 5.5-tuple-third-cousin is a good person.

by Gerald128 May 15, 2021

4C4R

Fourth-cousin-four-times-removed.

My 4C4R is a good person.

by Gerald128 April 06, 2021

double-first-cousin

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.

My double-first-cousin is a good person.

by Gerald128 May 15, 2021

1C5R

First-cousin-five-times-removed.

My 1C5R is a good person.

by Gerald128 April 06, 2021