fabrication vs pretext

fabrication

noun
  • That which is fabricated; a falsehood 

  • The act of cutting up an animal carcass as preparation for cooking; butchery. 

  • The act of fabricating, framing, or constructing; construction; manufacture 

pretext

noun
  • A false, contrived, or assumed purpose or reason; a pretense. 

verb
  • To employ a pretext, which involves using a false or contrived purpose for soliciting the gain of something else. 

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