first co-cousin-nibling-in-law

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

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

first co-cousin-nephew-in-law

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

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

first-cousin-10X-removed

First-cousin-ten-times-removed (1C10R).

My first-cousin-10X-removed is a good person.

first-cousin-6X-removed

First-cousin-six-times-removed (1C6R).

My first-cousin-6X-removed is a good person.

first-cousin-twice-removed-in-law

1- First-cousin-twice-removed's spouse.
2- Spouse's first-cousin-twice-removed.
3- 1C2R-in-law.

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

first-cousin-thrice-removed-in-law

1- First-cousin-thrice-removed's spouse.
2- Spouse's first-cousin-thrice-removed.

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

first co-cousin-in-law

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

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