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

step-second-cousin-in-law.
by Simaduria July 27, 2024

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

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

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

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