irritate vs take the sting out

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. 

take the sting out

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