Son of their great-grandparent’s half-sibling with the other great-grandparent’s full sibling.
My sesqui-great-cousin-uncle is a good person.
Sesqui-first cousin’s grandson.
My sesqui-great-cousin-nephew is a good person.
Sesqui-4C: Person who, in relation to the other person, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and three great-great-great-grandparents in common.
My sesqui-fourth-cousin is a good person.
My sesqui-first cousin-nephew is a good boy.
Sesqui-2C:
Person who, in relation to the other person, has zero parents, zero grandparents and three great-grandparents in common.
My sesqui-second-cousin is a good person.
Child of their parent's sesqui-first cousins or are the child of their parent’s half-first cousin with their other parent’s first cousin.
My sesqui-second cousin is a good person.
Sesqui-first cousin’s granddaughter.
My sesqui-first great-cousin-niece is a good person.