First cousin's grandchild.
by Hgcloziw November 23, 2019
My sesqui-cousin-nibling is a good person.
by Hgcloziw November 23, 2019
Sibling's great-great-granddaughter.
My great-great-grandniece is a good girl.
by Hgcloziw November 23, 2019
My sesqui-first cousin-niece is a good girl.
by Hgcloziw November 23, 2019
Son of their maternal first cousin’s child with the paternal first cousin’s child or double-first cousin’s grandson.
My double-great-cousin-nephew is a good person.
by Hgcloziw November 23, 2019
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