Sentence:  <WSD>Doonas</WSD> can be made of goose feathers, wool or synthetics. Wash them twice a year or even more if you sweat a lot. You can tell it′s time for a wash when the fibres are packed down and lumpy, or the <WSD>doona</WSD> smells. 
Meaning of the word marked with <WSD> tags:  A padded blanket.