double-half-niece

1- Daughter of maternal half-sister and of paternal half-brother at the same time.
2- Daughter of paternal half-sister and of maternal half-brother at the same time.

My double-half-niece is a good person.

half-great-niece

Half-sibling's granddaughter.

My half-great-niece is a good girl.

half-great-niece

Half-sibling's granddaughter.

half-great-niece.

half-co-niece-in-law

Spouse's half-nibling's wife.

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

half-co-niece-in-law

Spouse's half-nibling's wife.

half-co-niece-in-law.

half-great-great-niece

Half-sibling's great-granddaughter.

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

half-great-great-niece

Half-sibling's great-granddaughter.

half-great-great-niece.