ersatz vs freakish

ersatz

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

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

freakish

adj
  • Resembling a freak. 

  • Capricious, unpredictable. 

  • Strange, unusual, abnormal or bizarre. 

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