batting vs refill

batting

noun
  • Cotton, wool, silk or synthetic material used to stuff the inside of a mattress, quilt etc. 

  • Special cotton for surgery. 

  • The action of using a bat. 

  • The act of someone who bats. 

refill

noun
  • A product containing materials to replace those used up by a piece of equipment. 

  • A repeat of a prescription. 

  • An additional helping of food or drink. 

  • A filling after the first. 

verb
  • To repeat a prescription. 

  • To fill up once again. 

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