beg the question vs falsify

beg the question

verb
  • To sidestep or fail to address a question. 

  • To raise or prompt a question. 

  • To engage in the logical fallacy of begging the question (petitio principii). 

falsify

verb
  • To alter so as to make false; to make incorrect. 

  • To misrepresent. 

  • To prove to be false. 

  • To counterfeit; to forge. 

  • To show (an item of charge inserted in an account) to be wrong. 

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