second great-cousin-nephew

Second cousin's grandson.

My second great-cousin-nephew is a good boy.

second great-cousin-nephew

Second cousin's grandson.

My second great-cousin-nephew is a good person.

fourth cousin-niece

Fourth cousin's daughter.

My fourth cousin-niece is a good girl.

half-first great-cousin-nibling

Half-first cousin’s grandchild.

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

first great-great-cousin-nibling

First cousin's great-grandchild.

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

tenth-cousin-5X-removed

Tenth-cousin-five-times-removed (10C5R).

My tenth-cousin-5X-removed is a good person.

step-first-cousin-once-removed-in-law

1- Step-first-cousin-once-removed's spouse.
2- Spouse's step-first-cousin-once-removed.

step-first-cousin-once-removed-in-law.