catch out vs dupe

catch out

verb
  • To discover or expose as fake, insincere, or inaccurate. 

  • To put a batsman out by catching the batted ball before it touches the ground. 

dupe

verb
  • To swindle, deceive, or trick. 

  • To duplicate. 

noun
  • A duplicate of an order receipt printed for kitchen staff. 

  • A duplicate of a photographic image. 

  • A person who has been deceived. 

  • A duplicate. 

  • A counterfeit; a fake. 

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