confront vs shirk

confront

verb
  • To stand or meet facing, especially in competition, hostility or defiance; to come face to face with 

  • To set a thing side by side with; to compare. 

  • To deal with. 

  • To put a thing facing to; to set in contrast to. 

  • To come up against; to encounter. 

  • To engage in confrontation. 

  • To bring someone face to face with something. 

shirk

verb
  • To avoid, especially a duty, responsibility, etc.; to stay away from. 

  • To evade an obligation; to avoid the performance of duty, as by running away. 

  • To procure by petty fraud and trickery; to obtain by mean solicitation. 

noun
  • One who shirks, who avoids a duty or responsibility. 

  • The unforgivable sin of idolatry. 

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