half-cousin-uncle

Parent's male half-first cousin.

My half-cousin-uncle is a good person.

half-first cousin-pibling

Parent's half-first cousin.

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

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

1- Half-pibling's child.
2- Living being that has zero parents and one grandparent.

Half-first-cousin.

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.

double-half-first-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-cousin.
5- Double-half-1C.

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