step-co-cousin-in-law

1- Spouse's stepcousin's spouse.
2- Step-co-first-cousin-in-law.

My step-co-cousin-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.

second-cousin-twice-removed-in-law

1- Second-cousin-twice-removed's spouse.
2- Spouse's second-cousin-twice-removed.

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

half-cousin-in-law

1- Half-cousin's spouse.
2- Spouse's half-cousin.

half-cousin-in-law.

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.

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 cousin-in-law is a good person.

cousin-in-law

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

My cousin-in-law is a educated person.