1. As it is in itself or to pure thought.

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

• numinal,
• noumenon,
• boumenal,
• moumenal,
• joumenal,
• houmenal,
• niumenal,
• nkumenal,
• nlumenal,
• npumenal,
• noumehnal,
• numenal,
• nomenal,
• noumnal,
• nooumenal,
• Noumenel,
• Nouminal,
• Noumianal,
• Newmenal,
• Nooumnal

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

The plural form of the word "Noumenal" is "Noumena"

The singular form of the word "Noumenal" is "Noumenon"