Get the great-great-grandnephewmug. Spouse's great-great-granduncle's wife.
My co-great-great-grandaunt-in-law is a good person.
by JAMP12 September 21, 2021
Get the co-great-great-grandaunt-in-lawmug. The granddaughter-in-law of one's spouse's sibling.
My co-great-niece-in-law is a good person.
by Elivaldeq November 24, 2019
Get the co-great-niece-in-lawmug. My great-grandaunt-in-law is a good person.
by Gerald128 April 7, 2021
Get the great-grandaunt-in-lawmug. 
Get the great-granddaughter-in-lawmug. My half-first great-cousin-pibling is a good person.
by Gtopql November 23, 2019
Get the half-first great-cousin-piblingmug. 
Get the half-great-great-unclemug.