disconcert vs piss off

disconcert

verb
  • To upset the composure of. 

  • To bring into confusion. 

  • To frustrate, discomfit. 

noun
  • A state of disunion. 

piss off

verb
  • To annoy, anger 

  • To leave, to go away. 

intj
  • Go away! 

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