Spouse's great-grandnibling's husband.
My co-great-grandnephew-in-law is a good person.
by Wonbig October 13, 2021
Get the co-great-grandnephew-in-lawmug.
Get the co-2C-in-lawmug.
Get the co-grandpibling-in-lawmug. The grandchild-in-law of one's spouse's sibling.
My co-great-nibling-in-law is a good person.
by Elivaldeq November 24, 2019
Get the co-great-nibling-in-lawmug. by Ikeaikea July 27, 2017
Get the co-fromug. 
