My second great-cousin-nephew is a good boy.
My second great-cousin-nephew is a good person.
Sesqui-first cousin’s grandson.
My sesqui-great-cousin-nephew is a good person.
First cousin's great-grandson.
My first great-great-cousin-nephew is a good boy.
First cousin's great-grandson.
My great-great-cousin-nephew is a good boy.
First cousin's great-great-grandson.
My great-great-great-cousin-nephew is a good person.