1. A child.

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

• bair,
• birng,
• btain,
• boirn,
• beign,
• banan,
• basion,
• bagin,
• baken,
• beern,
• brair,
• barnd,
• bakin,
• bgain,
• barni,
• birn,
• bain,
• obain,
• basen,
• bagen

• barn,
• bahrain,
• barany,
• Barron,
• bahreini,
• baran,
• barroom,
• baron,
• barone,
• barren,
• barham,
• Barney,
• Barna,
• bahrein,
• baroni,
• barony,
• barahona,
• barium,
• barm,
• baryon,
• barmy,
• bahraini.

The plural of the "bairn" can be the "bairns".

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