get someone's Irish up vs irritate

get someone's Irish up

verb
  • To anger or annoy someone. 

irritate

verb
  • To provoke impatience, anger, or displeasure in. 

  • To cause or induce displeasure or irritation. 

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

How often have the words get someone's Irish up and irritate occurred in a corpus of books? (source: Google Ngram Viewer )