enchant vs irk

enchant

verb
  • To attract and delight, to charm. 

  • To magically enhance or degrade an item. 

  • To cast a spell upon (often one that attracts or charms). 

noun
  • An enchantment 

irk

verb
  • to irritate; annoy; bother 

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