Side Niece

When the side bitch has a girlfriend, she becomes the side niece to the side bitch’s bitch

Yo Carla be the best side niece bro!

Niecey niece

Usually the Female offspring of one's siblings. The uncle's favourite niece and the envy of all the other nieces. Also her parents secretly love her more than their other kids.
Can also be used to describe a diva niece.

OMG she is such a niecey niece.

fourth cousin-niece

Fourth cousin's daughter.

My fourth cousin-niece is a good girl.

Ur niece i feast

An insult worse than "ur mom gay", "ur dad lesbian", "ur granny tranny", "ur brother ur mother", and "ur sister a mister" once this is said to the victim him and all others associated with him implode.

Justin: Ur mom gay

Logan: No u

Justin: ur granny tranny

Logan: aye man calm down

Justin: Fucc u nigga

Justin: Ur niece i feast

Logan: *implodes*

great-niece-in-law

1. The granddaughter-in-law of one's sibling.
2. The granddaughter of one's spouse's sibling.

My great-niece-in-law is a good person.

double-great-cousin-niece

Daughter of their maternal first cousin’s child with the paternal first cousin’s child or double-first cousin’s granddaughter.

My double-great-cousin-niece is a good person.

half-niece-in-law

1. The daughter-in-law of one's half-sibling.
2. The daughter of one's spouse's half-sibling.

My half-niece-in-law is a good person.