pestle vs rasher

pestle

verb
  • To pound, crush, rub or grind, as in a mortar with a pestle. 

noun
  • The leg and leg bone of an animal, especially of a pig. 

  • A club-shaped, round-headed stick used in a mortar to pound, crush, rub or grind things. 

rasher

verb
  • To cut into rashers. 

noun
  • A strip, a piece (of something, such as ham, bacon, etc). 

  • A strip of bacon; a piece of bacon. 

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