rasher vs soften

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. 

soften

verb
  • To make something soft or softer. 

  • To palatalize. 

  • To become or make (a consonant) more lenis, to lenite. 

  • To make less harsh 

  • To become soft or softer 

  • To undermine the morale of someone (often soften up). 

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