half-first-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-cousin.
4- Half-1C.

My half-first-cousin is a good person.

half-first-cousin

Half-cousin or half-1C:
1- Parent's half-sibling's child.
2- Person who, in relation to the other person, has zero parents and one grandparent in common.

My half-first-cousin is a good person.

half-first cousin

Parent's half-sibling's child.

My half-first cousin is a good person.

half-first great-cousin-uncle

Grandparent’s male half-first cousin.

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

half-first cousin-nibling

Half-first cousin's child.

My half-first cousin-nibling is a good person.

half-cousin-nibling

Half-first cousin's child.

My half-cousin-nibling is a good person.

double-half-cousin

1- Child of parent’s half-sister and of other parent’s half-brother at the same time.
2- Double-half-pibling's child / Two parents's half-nibling.
3- Person who, in relation to the other person, has zero parents and two grandparents

on the same side (maternal or paternal) or two grandparents from different sides (one maternal grandparent and one paternal grandparent).
4-Double-half-first-cousin.
5- Double-half-1C.

My double-half-cousin is a good person.