bedspread

As a noun bedspread

is the topmost covering of a bed, often functioning as a blanket.

As a verb bespread is

to spread over; cover with.

As nouns the difference between taxonomy and bedspread

is that taxonomy is the science or the technique used to make a classification while bedspread is the topmost covering of a bed, often functioning as a blanket.

As nouns the difference between bedsheet and bedspread

is that bedsheet is a sheet, a piece of cloth cut and finished as bedlinen while bedspread is the topmost covering of a bed, often functioning as a blanket.