falsehood vs pork pie

falsehood

noun

  • A false statement, especially an intentional one; a lie. 

  • The property of being false. 

pork pie

noun

  • A lie. 

  • A shortcrust pie containing chopped pork. 

  • A pork pie hat. 

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