What is another word for four poster bed canopy?

There isn't a single perfect synonym for "four-poster bed canopy," as it specifically describes a canopy attached to a four-poster bed. However, here are some words and phrases that capture different aspects of it:

Focusing on the canopy:

* Bed canopy

* Bed curtain

* Drapery

* Valance

Focusing on the bed frame:

* Four-poster (this is the most common way to refer to the bed itself)

* Poster bed

Focusing on the overall effect:

* Draped bed

* Canopied bed

* Curtained bed

Ultimately, the best word or phrase depends on the context and what you want to emphasize.