niece

Sibling's daughter.
My niece is a good person.
by Mr. Jacov November 23, 2019
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double-second cousin

Child of their parent's double-first cousins or are the child of their parent’s first cousin with their other parent’s first cousin or are the child of their parent’s maternal first cousin with their parent’s paternal first cousin.
My double-second cousin is a good person.
by Mr. Jacov November 23, 2019
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Great-great-grandparent's father.
My great-great-great-grandfather is a good person.
by Mr. Jacov November 23, 2019
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second cousin

Grandparent's sibling's grandchild.
by Mr. Jacov November 23, 2019
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sibling

Person who has the same two parents in common with someone.
My sibling is a good person.
by Mr. Jacov November 23, 2019
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