co-first-cousin-in-law

1- Spouse's first-cousin's spouse.
2- Co-cousin-in-law.

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

co-first-cousin-thrice-removed-in-law

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

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

first co-cousin-aunt-in-law

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

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

first cousin-in-law

1. The child-in-law of one's parent's sibling.
2. The child of one's parent-in-law's sibling.

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

first cousin-in-law

First cousin's spouse or spouse's first cousin.

My first cousin-in-law is a educated person.

first-cousin-in-law

1- First-cousin's spouse.
2- Spouse's first-cousin.
3- Cousin-in-law.

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

co-first-cousin-twice-removed-in-law

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

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