niece-in-law

plural nieces-in-law

1. Someone's nephew's wife.
2. Someone's niece's wife (where same-sex marriage is recognised).
   1. Someone's brother's daughter-in-law. (fraternal niece-in-law)
   2. Someone's sister's daughter-in-law. (sororal niece-in-law)
   3. Someone's wife's brother's daughter-in-law.
   4. Someone's wife's sister's daughter-in-law.
   5. Someone's husband's brother's daughter-in-law.
   6. Someone's husband's sister's daughter-in-law.
3. Someone's spouse's niece.
   1. rareSomeone's husband's niece. (Usually called a niece.)
   2. rareSomeone's wife's niece. (Usually called a niece.)