first cousin-uncle-in-law

1. The husband of one's grandparent's sibling's daughter.
2. The son of one's grandparent-in-law's sibling.

My first cousin-uncle-in-law is a good person.

first co-cousin-uncle-in-law

The son-in-law of one's grandparent-in-law's sibling.

My first co-cousin-uncle-in-law is a good person.

fourth-cousin-in-law

1- Fourth-cousin's spouse.
2- Spouse's fourth-cousin.

My fourth-cousin-in-law is a good person.

co-cousin-uncle-in-law

The son-in-law of one's grandparent-in-law's sibling.

My co-cousin-uncle-in-law is a good person.

co-first-cousin-once-removed-in-law

Spouse's first-cousin-once-removed's spouse.

My co-first-cousin-once-removed-in-law is a good person.

co-first-cousin-once-removed-in-law

Spouse's first-cousin-once-removed's spouse.

co-first-cousin-once-removed-in-law.

first co-cousin-niece-in-law

The granddaughter-in-law of one's parent-in-law's sibling.

My first co-cousin-niece-in-law is a good person.