half-cousin-nephew

Half-first cousin's son.

My half-cousin-nephew 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-uncle

Parent's male half-first cousin.

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

half-first-cousin-once-removed

1- Parent's half-cousin.
2- Half-cousin's child.

half-first-cousin-once-removed.

half-first-cousin-once-removed

1- Parent's half-first-cousin.
2- Half-first-cousin's child.

My half-first-cousin-once-removed is a good person.

half-third-cousin

1- Half-great-grandpibling's great-grandchild.
2- Someone who, in relation to others, has zero parents, zero grandparents, zero great-grandparents and one great-great-grandparent in common.

Half-third-cousin.

half-third-cousin

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

Half-third-cousin.