affectation vs bizarrerie

affectation

noun
  • An unusual mannerism. 

  • An attempt to assume or exhibit what is not natural or real; false display; artificial show. 

bizarrerie

noun
  • A bizarre thing. 

  • The state or measure of being bizarre. 

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