Second cousin's great-grandchild.
My second great-great-cousin-nibling is a good person.
Sesterple-2C: Person who, in relation to the other person, has zero parents, zero grandparents and five great-grandparents in common.
My sesterple-second-cousin is a good person.
Second cousin's granddaughter.
My second great-cousin-niece is a good girl.
Someone who, in relation to others, has zero parents, zero grandparents and three great-grandparents in common.
Irregular-double-second-cousin.
Living being that has zero parents, zero grandparents and three great-grandparents in common with other living beings.
irregular-double-second-cousin
Second cousin's great-granddaughter.
My second great-great-cousin-niece is a good person.