bolster

 A bolster is a long narrow pillow or cushion filled with cotton, down or fibre.

 

accubation

accubation (uncountable)

The act or posture of reclining on a couch, as practiced by the ancients at meals.

Eiderdown

Eiderdown can refer to:

• The down feathers of the eider duck
• A kind of comforter or quilt

valance

A window valance is a form of window treatment that covers the uppermost part of the window and can be hung alone or paired with window blinds, or curtains. Valances are a popular decorative choice in concealing drapery hardware. Window valances were popular in Victorian interior design. In draping or bunting form they are commonly referred to as swag.

Divan

Divan: "A divan is a type of couch-like sitting furniture.

Originally, in the Orient (especially the Ottoman Empire), a divan was a long seat formed of a mattress laid against the side of the room, upon the floor, or upon a raised structure or frame, with cushions to lean against."