fudging vs sophistry

fudging

noun
  • The act of something being fudged, altered so as to hide a flaw or uncertainty. 

sophistry

noun
  • Plausible yet fallacious argumentations or reasoning. 

  • The actions or arguments of a sophist. 

  • An argument that seems plausible, but is fallacious or misleading, especially one devised deliberately to be so; a sophism. 

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