assumed vs ersatz

assumed

adj
  • Used in a manner intended to deceive; pretended; simulated. 

  • Supposed or presumed. 

ersatz

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

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

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