Making the world better, one answer at a time. The word foil in drama means a character or scene that is set up as a contrast to another so that each will stand out vividly.. Hope that helped.
Typically, a comforter is a thick, quilted, fluffy blanket that is used to keep you warm. It is usually filled with synthetic fiber filler which is quilted or stitched to secure the filling and keep it evenly distributed. Unlike a duvet, the comforter only forms one piece of all of your bed linens.
Comforter is also a thick bed spread like quilt. The differences between quilt and comforter are the fabric, patterns and stuffing. Comforters are filled with polyester batting, down feathers, wool or silk. You can easily wash these with other bedding items. Duvet is a bedding filled with down feathers, wool or fiber.