The granddaughter-in-law of one's spouse's sibling.
My co-grandniece-in-law is a good person.
by Elivaldeq November 24, 2019
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by Wonbig October 13, 2021
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by Gerald128 April 7, 2021
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by Wonbig October 13, 2021
Get the great-great-grandniece-in-law mug.Spouse's great-grandnibling's wife.
My great-grandniece-by-marriage-in-law is a good person.
by NSBC968755 February 25, 2023
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by Wonbig October 13, 2021
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