1. Pertaining to the kidneys or reins.

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

• regonal,
• denal,
• fuenal,
• renawal,
• riral,
• cernal,
• renuwal,
• roual,
• renalt,
• reball,
• rebal,
• renage,
• renam,
• randal,
• refail,
• repal,
• renatl,
• gerenal,
• reall,
• renewl

• remley,
• remaley,
• renewal.

The adjective form of the word "renal" is "renally".

The plural form of the word "renal" is "renals".

The singular form of the word "renal" is "renum".