half-fourth-cousin

Half-4C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and one great-great-great-grandparent in common.

My half-fourth-cousin is a good person.

second cousin-pibling

Parent's second cousin.

My second cousin-pibling is a good person.

third great-cousin-pibling

Grandparent's third cousin.

My third great-cousin-pibling is a good person.

sesquaple-fourth-cousin

Sesquaple-4C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and seven great-great-great-grandparents in common.

My sesquaple-fourth-cousin is a good person.

lil cousin

Black family slang for a cousin that is younger than you.

Aye don’t talk to my lil cousin like that fam.

first great-great-cousin-niece

First cousin's great-granddaughter.

My first great-great-cousin-niece is a good girl.

Step Cousin

The half sibling(mother or fathers side) of your half sibling (mother or father side)

My Brother and I have different dads. I call his sister on his dad's side my step cousin