Her demeanance was always calm and composed.

Dementia praecox was a term used in the past to describe a mental disorder characterized by disorganized thinking and emotional instability.

Dementia pugilistica is a neurodegenerative disease that affects boxers.

Her constant criticism of others shows her demeaningness.

The Law of Demeter states that an object should only communicate with its immediate neighbors and not with objects further down the chain.

Demegestone is commonly used as a progestogen in hormonal contraceptives.

Demecarium is commonly used in the treatment of glaucoma.

Demelverine is commonly used as an anticholinergic drug.

Demecycline is commonly used to treat bacterial infections.

He demeaneth himself with humility.