1. Son of a brother or sister.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• nepew,
• zepher,
• newfew,
• neffew,
• nephue,
• nephrew,
• newhew,
• neiher,
• newphes,
• nethew,
• nephu,
• nehew,
• neiphew,
• ephew,
• nephues,
• newphews,
• newphew,
• nepfew,
• nephi,
• nephuwe

• neap,
• Neve,
• nebe,
• newby,
• neave.

The adjective form of the word "nephew" is "nephewly". However, it is not commonly used in English.

The plural of the "nephew" can be the "nephews".

The singular of the "nephew" can be the "nephew".