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

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

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

first great-great-cousin-nephew

First cousin's great-grandson.

My first great-great-cousin-nephew is a good boy.

sesqui-cousin-uncle

Son of their grandparent’s half-sibling with the other grandparent’s full sibling.

My sesqui-cousin-uncle is a good person.

first-cousin-once-removed-in-law

1- First-cousin-once-removed's spouse.
2- Spouse's first-cousin-once-removed.
3- 1C1R-in-law.

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

first-cousin-once-removed-in-law

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

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

Cousin superiority

The cousins that are superior

Gianna, bella and henri hold cousin superiority

Belly Cousin

Male friend who have had sex with the same female. Similar to "tunnel buddy"

Mike: I had sex with Alyssa last night.

Jon: Oh, shit! I used to hit that also! We're belly cousins!

Both: *high five