1. One who reasons or argues.

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

• reasoni,
• reasong,
• reasones,
• peasone,
• reasonto,
• reasonf,
• reasonly,
• reasonin,
• reasines,
• reasonfor,
• reasonig,
• reasonse,
• reassuer,
• presoner,
• reaser,
• reasond,
• reasona,
• reasone,
• reasonss,
• reasonis

• reisner,
• reckoner,
• Regner,
• regenerate.

The adjective form of the word "reasoner" is "reasonable".

The plural of the "reasoner" can be the "reasoners".

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