half-niece

Half-Sibling's daughter

I love my half-niece

cousin-niece

First cousin's daughter.

My cousin-niece is a good girl.

great-great-great-great-niece

Sibling's great-great-great-granddaughter.

My great-great-great-great-niece is a good person.

step-co-niece-in-law

Spouse's stepnibling's wife.

My step-co-niece-in-law is a good person.

great-great-niece

Sibling's great-granddaughter.

My great-great-niece is a good person.

great-great-niece

Sibling's great-granddaughter.

great-great-niece.

niece-by-marriage-in-law

Spouse's nibling's wife.

My niece-by-marriage-in-law is a good person.