Backdrop

7 clues
Setting
Fall behind
Stage curtain
Scrim, perhaps
Piece of scenery
Stage curtain, e.g.
Scenery hung at the rear
Similar answers:
Aback
Abackseat
Abackwardpoet
Abouttodropcop
Adecadeback
Adrop
Adropinsnails
Adropintheocean
Ahaikudropout
Airdrop
Airdrops
Aislebback
Andgetbacktoyou
Andropov
Angiebabygotback
Answerback
Arrowback
Assbackwards
Atiltedbackseat
Atthedropofahat