dote vs dupe

dote

verb
  • To be weakly or foolishly fond of somebody. 

noun
  • A darling, a cutie. 

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 dote and dupe occurred in a corpus of books? (source: Google Ngram Viewer )