irritate vs tenderize

irritate

verb
  • To cause or induce displeasure or irritation. 

  • To induce pain in (all or part of a body or organism). 

  • To provoke impatience, anger, or displeasure in. 

tenderize

verb
  • To make (something, especially meat) tender. 

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