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.

first co-cousin-uncle-in-law by Elivaldeq November 24, 2019

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.

first co-cousin-niece-in-law by Elivaldeq November 24, 2019

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 co-cousin-nephew-in-law by Elivaldeq November 24, 2019

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-nibling-in-law by Elivaldeq November 24, 2019

first step-cousin-aunt 

1. The daughter of one's grandparent's stepsibling.
2. The stepdaughter of one's grandparent's sibling.
3. The daughter of one's stepgrandparent's sibling.

My first step-cousin-aunt is a good person.

first step-cousin-aunt by Elivaldeq November 24, 2019

first step-cousin-uncle 

1. The son of one's grandparent's stepsibling.
2. The stepson of one's grandparent's sibling.
3. The son of one's stepgrandparent's sibling.

My first step-cousin-uncle is a good person.

first step-cousin-uncle by Elivaldeq November 24, 2019

first step-cousin-pibling 

1. The child of one's grandparent's stepsibling.
2. The stepchild of one's grandparent's sibling.
3. The child of one's stepgrandparent's sibling.

My first step-cousin-pibling is a good person.

first step-cousin-pibling by Elivaldeq November 24, 2019