stepgrandnephew 

1. The grandson of one's stepsibling.
2. The stepgrandson of one's sibling.

My stepgrandnephew is a good person.

stepgrandnephew by Elivaldeq November 24, 2019

stepgrandnephew 

1- Stepsibling's grandson.
2- Sibling's stepgrandson.

My stepgrandnephew is a good person.

stepgrandnephew by Wonbig October 13, 2021

stepgrandnephew 

1- Stepsibling's grandson.
2- Sibling's stepgrandson.

stepgrandnephew.

stepgrandnephew by Simaduria July 27, 2024

stepgrandnephew-in-law 

1- Stepgrandnibling's husband.
2- Spouse's stepgrandnephew.

stepgrandnephew-in-law.

stepgrandnephew-in-law by Simaduria July 27, 2024