enrage vs placate

enrage

verb
  • To fill with rage; to provoke to frenzy; to make furious. 

placate

verb
  • To calm; to bring peace to; to influence someone who was furious to the point that they become content or at least no longer irate. 

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