Someone who, in relation to others, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and eighteen great-great-great-grandparents in common.
Nonuple-fourth-cousin.
by Cerejini May 21, 2024
Get the nonuple-fourth-cousinmug. The cousin who is never able to hangout with his or her other cousins and family members. This can be due to family issues/drama
by ilostmysanity March 17, 2023
Get the isolated cousinmug. 
Get the great-cousin-nephewmug. Son of their maternal first cousin’s child with the paternal first cousin’s child or double-first cousin’s grandson.
My double-first great-cousin-nephew is a good person.
by Hgcloziw November 23, 2019
Get the double-first great-cousin-nephewmug. 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.
by Hgcloziw November 23, 2019
Get the double-first great-cousin-niecemug. 1- Child of uncle (father's brother) and of half-aunt (mother's half-sister) at the same time.
2- Child of uncle (mother's brother) and of half-aunt (father's half-sister) at the same time.
3- Child of aunt (father's sister) and of half-uncle (mother's half-brother) at the same time.
4- Child of aunt (mother's sister) and of half-uncle (father's half-brother) at the same time.
5- Someone who, in relation to others, has zero parents and three grandparents in common.
2- Child of uncle (mother's brother) and of half-aunt (father's half-sister) at the same time.
3- Child of aunt (father's sister) and of half-uncle (mother's half-brother) at the same time.
4- Child of aunt (mother's sister) and of half-uncle (father's half-brother) at the same time.
5- Someone who, in relation to others, has zero parents and three grandparents in common.
Irregular-double-first-cousin.
by Zabombini October 5, 2024
Get the irregular-double-first-cousinmug. Duodecuple-4C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and twenty-four great-great-great-grandparents in common.
My duodecuple-fourth-cousin is a good person.
by ABGR June 9, 2021
Get the duodecuple-fourth-cousinmug.