co-grandniece-in-law

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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co-grandniece-in-law

Spouse's grandnephew's wife.
My co-grandniece-in-law is a good person.
by Gerald128 April 07, 2021
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half-grandniece

Half-sibling's granddaughter.
My half-grandniece is a good girl.
by Hgcloziw November 23, 2019
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co-grandniece-in-law

Spouse's grandnibling's wife.
co-grandniece-in-law.
by Simaduria July 27, 2024
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co-great-grandniece-in-law

Spouse's great-grandnephew's wife.
My co-great-grandniece-in-law is a good person.
by JAMP12 September 21, 2021
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step-co-grandniece-in-law

Spouse's stepgrandnibling's wife.
step-co-grandniece-in-law.
by Simaduria July 27, 2024
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grandniece-in-law

1. The granddaughter-in-law of one's sibling.
2. The granddaughter of one's spouse's sibling.
My grandniece-in-law is a good person.
by Elivaldeq November 24, 2019
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