put over vs shirk

put over

verb
  • to make a decisive pass to a teammate so they can score a try. 

  • to state, or explain a concept in a clear, understandable manner. 

shirk

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

  • The unforgivable sin of idolatry. 

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. 

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