Your husband's nephew is also your nephew, and you are his aunt.
Remember that if your father has a married brother, the brother is your uncle and the brother's wife is your aunt , with no mention of one being related by marriage and the other not. They are simply your aunt and uncle. The same applies to your relationship to your husband's sibling's children. You are simply their aunt.
either your niece's husband, or your nephew, or your nephew in law, etc
Yeah, but it would be a little weird
your second nephew
It is insurance fraud if anyone but your husband signed the application.
Your nephew's nephew is the son of one of your nephew's brothers or sisters. He is your great nephew.
Your mother's (mom) nephew is your answer.
Your nephew's son is your grand nephew or great nephew.
Your nephew's son is your great nephew. Your niece's son is also your great nephew.
Your wife's nephew is your nephew and his son is your wife's, and your, great nephew.
The male counterpart of a niece is a nephew.
Your nephew's son is your great nephew.
Your nephew's son is your great nephew.