1. Behaviour; deportment.

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

• demeanar,
• demenor,
• demeanour,
• dmeanor,
• demeaner,
• deameanor,
• dameanor,
• demenour,
• demeonor,
• demanor,
• deminour,
• dimeanor,
• demeinor,
• demanour,
• demeamour,
• demeamor,
• demeneour,
• demeaor,
• demeanure,
• demeanor

• demeanor,
• denumerable.

The adverb form of "demeanour" is "demeanourly".

The adjective form of the word "demeanour" is "demeanoural" or "demeanoral". However, it is not commonly used, and "demeanour" itself is often used as an adjective to describe someone's behavior or mannerisms.

The plural of the "demeanour" can be the "demeanours".

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