Half-sibling's great-great-grandson.
My half-great-great-grandnephew is a good person.
by Rwopazaq November 24, 2019
Get the half-great-great-grandnephewmug. My great-grandnephew-in-law is a good person.
by Gerald128 April 7, 2021
Get the great-grandnephew-in-lawmug. My great-grandnephew-in-law is a good person.
by Wonbig October 13, 2021
Get the great-grandnephew-in-lawmug. 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 great-great-grandnephewmug. 
Get the great-great-great-grandnephewmug. My step-great-grandnephew is a good person.
by User655 July 25, 2021
Get the step-great-grandnephewmug.