half-great-cousin-uncle

Grandparent’s male half-first cousin.

My half-great-cousin-uncle is a good person.

half-first great-cousin-aunt

Grandparent’s female half-first cousin.

My half-first great-cousin-aunt is a good person.

half-first cousin-nephew

Half-first cousin's son.

My half-first cousin-nephew is a good boy.

half-first cousin-niece

Half-first cousin's daughter.

My half-first cousin-niece is a good girl.

half-cousin

1- Half-pibling's child.
2- Someone who, in relation to others, has zero parents and one grandparent in common.

Half-cousin.

half-cousin

1- Half-pibling's child / Parent's half-nibling.
2- Person who, in relation to the other person, has zero parents and one grandparent in common.
3- Half-first-cousin.
4- Half-1C.

My half-cousin is a good person.

half-cousin

Parent's half-sibling's child. Has among themselves; different two parents, one grandparent in common and different three grandparents.

My half-cousin is a good person.