Sengetæppe.
quilt
it depends on the size of the bed eg. the bed is a rectangle therefore the quilt must be a rectangle.
quilt
It is a duvet, bed spread, or quilt.
Yes, it is a noun. It is a cover for a bed or chair. To quilt is a verb meaning to make a quilt.
a covering on a bed is called a quilt
quilt
When the weather started getting colder, I put a quilt on my bed.
It doesn't have to be the same pattern as the quilt but should definitely coordinate with it.
Depends on the size
quilt
Quilts can be any size. There are 5 millimeter quilts and the names project quilt is about 300 meters. My wife has a quilt in this project. There are quilts for baby beds, single beds, etc. A typical quilt is probably between about 2.3 and 2.5 meters.