Sesqui-cousin or sesqui-1C:
1- Child of their parent’s full sibling with the other parent’s half-sibling.
2- Person who, in relation to the other person, has zero parents and three grandparents in common.
My sesqui-first-cousin is a good person.
by Gerald128 May 15, 2021
Get the sesqui-first-cousin neck gaiter and mug.
Child of their parent’s half-sibling with the other parent’s full sibling.
My sesqui-first cousin is a good person.
by Mr. Jacov November 23, 2019
Get the sesqui-first cousin neck gaiter and mug.
Daughter of their grandparent’s half-sibling with the other grandparent’s full sibling.
My sesqui-first cousin-aunt is a good person.
by Hgcloziw November 23, 2019
Get a sesqui-first cousin-aunt mug for your grandma Sarah.
1- Child of their parent’s half-pibling with the other parent’s pibling.
2- Child of their parent’s half-nibling with the other parent’s nibling.
3- Child of their parent’s half-pibling with the other parent’s nibling.
4- Child of their parent’s pibling with the other parent’s half-nibling.
5- Parent's sesqui-first-cousin.
6- Sesqui-first-cousin's child.
My sesqui-first-cousin-once-removed is a good person.
by KOBO8956 September 22, 2021
Get a sesqui-first-cousin-once-removed mug for your girlfriend Nathalie.