step-great-grandparent.
by Simaduria July 27, 2024
Get the step-great-grandparentmug. 
Get the great-grandparentmug. The great-grandparent of one's spouse.
My great-grandparent-in-law is a good person.
by Rwopazaq November 24, 2019
Get the great-grandparent-in-lawmug. Spouse's great-great-grandparent.
My great-great-grandparent-in-law is a good person.
by Gerald128 April 7, 2021
Get the great-great-grandparent-in-lawmug. Great-great-grandparent's parent.
My great-great-great-grandparent is a good person.
by Mr. Jacov November 23, 2019
Get the great-great-great-grandparentmug. 
Get the step-great-grandparent-in-lawmug.