1. Enacting, inflicting or incurring punishment for crime.

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

• denal,
• pencle,
• payal,
• fuenal,
• panals,
• pepale,
• pensel,
• peopl,
• peteal,
• cernal,
• pepul,
• pecil,
• pena,
• persal,
• pepol,
• peapl,
• pecial,
• penicl,
• panal,
• plual

• penial,
• Penley,
• penile,
• pennell,
• pennel,
• penally.

The adjective form of the word "penal" is "penal".

The plural form of the word "penal" is "penals".

The singular form of the word "penal" is "penal".