first great-great-great-cousin-niece 

First cousin's great-great-granddaughter.

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

first great-great-great-cousin-niece by Gtopql November 23, 2019

sesqui-first great-cousin-niece

Sesqui-first cousin’s granddaughter.

My sesqui-first great-cousin-niece is a good person.

sesqui-first great-cousin-niece by Hgcloziw November 23, 2019

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

double-first great-cousin-niece by Hgcloziw November 23, 2019

half-first great-cousin-niece 

Half-first cousin’s granddaughter.

My half-first great-cousin-niece is a good person.

half-first great-cousin-niece by Gtopql November 23, 2019