step-first-cousin-once-removed

1- Stepparent's cousin.
2- Parent's stepcousin.
3- Stepcousin's child.
4- Cousin's stepchild.

step-first-cousin-once-removed.

first-cousin-2X-removed

First-cousin-twice-removed (1C2R).

My first-cousin-2X-removed is a good person.

double-first-cousin-thrice-removed

1- Great-grandparent's double-first-cousin.
2- Double-first-cousin's great-grandchild.
3 - Child of the parent's great-grandpibling with the other parent's great-grandpibling.
4 - Child of the parent's great-grandnibling with the other parent's great-grandnibling.
5 - Child of the parent's great-grandnibling with the other parent's great-grandpibling.

My double-first-cousin-thrice-removed is a good person.

sixth-cousin-7X-removed

Sixth-cousin-seven-times-removed (6C7R).

My sixth-cousin-7X-removed is a good person.

co-second-cousin-twice-removed-in-law

Spouse's second-cousin-twice-removed's spouse.

My co-second-cousin-twice-removed-in-law is a good person.

great-cousin-nephew

First cousin's grandson.

My great-cousin-nephew is a good boy.

co-cousin-nibling-in-law

The grandchild-in-law of one's parent-in-law's sibling.

My co-cousin-nibling-in-law is a good person.