frustrate vs shut out

frustrate

verb
  • To hinder or thwart. 

  • To cause stress or annoyance. 

  • To disappoint or defeat; to vex by depriving of something expected or desired. 

adj
  • ineffectual; useless; fruitless. 

shut out

verb
  • To refuse to be open and vulnerable toward. 

  • To prevent from scoring; to perform a shutout. 

  • To hide from sight. 

  • To prevent from entering; to block or exclude. 

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