half-nephew 

Half-sibling's son.

Half-nephew.

half-nephew by Simaduria July 26, 2024

half-nibling 

Half-sibling's child.

Half-nibling.

half-nibling by Simaduria July 26, 2024

half-grandaunt

Grandparent's half-sister.

Half-grandaunt.

half-grandaunt by Simaduria July 26, 2024

half-granduncle 

Grandparent's half-brother.

Half-granduncle.

half-granduncle by Simaduria July 26, 2024

half-grandnibling 

Half-sibling's grandchild.

Half-grandnibling.

half-grandnibling by Simaduria July 26, 2024

half-grandnephew 

Half-sibling's grandson.

Half-grandnephew.

half-grandnephew by Simaduria July 26, 2024

half-second-cousin 

1- Half-grandpibling's grandchild.
2- Living being that has zero parents, zero grandparents and one great-grandparent in common with other living beings.

Half-second-cousin.

half-second-cousin by Simaduria July 26, 2024