behavior vs comportment

behavior

noun
  • Human conduct relative to social norms. 

  • The way a living creature behaves or acts generally. 

  • An instance of the way a living creature behaves. 

  • The way a device or system operates. 

  • Observable response produced by an organism. 

  • A state of probation about one's conduct. 

comportment

noun
  • The manner in which one behaves or conducts oneself 

  • deportment, bearing 

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