ersatz vs truthful

ersatz

adj
  • Made in imitation; artificial, especially of a poor quality. 

noun
  • Something made in imitation; an effigy or substitute. 

truthful

adj
  • Honest, and always telling the truth. 

  • Accurately depicting what is real. 

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