floorcloth vs washing mitt

floorcloth

noun
  • A cloth, normally of flannel, used for cleaning floors. 

  • Material used in place of carpeting for covering floors, such as linoleum or oilcloth. 

washing mitt

noun
  • A mitt-shaped piece of terrycloth used for personal hygiene. 

How often have the words floorcloth and washing mitt occurred in a corpus of books? (source: Google Ngram Viewer )