Spouse's first-cousin-thrice-removed's spouse.
My co-first-cousin-thrice-removed-in-law is a good person.
by JAMP12 September 21, 2021

The child-in-law of one's parent-in-law's sibling.
by Elivaldeq November 24, 2019

The child-in-law of one's grandparent-in-law's sibling.
by Elivaldeq November 24, 2019

The daughter-in-law of one's grandparent-in-law's sibling.
by Elivaldeq November 24, 2019

Spouse's step-first-cousin-once-removed's spouse.
step-co-first-cousin-once-removed-in-law.
by Simaduria July 27, 2024

My co-first-cousin-in-law is a good person.
by User655 July 25, 2021

Spouse's first-cousin-twice-removed's spouse.
My co-first-cousin-twice-removed-in-law is a good person.
by JAMP12 September 21, 2021
