behavior vs working

behavior

noun
  • The way a device or system operates. 

  • The way a living creature behaves or acts generally. 

  • An instance of the way a living creature behaves. 

  • Observable response produced by an organism. 

  • Human conduct relative to social norms. 

  • A state of probation about one's conduct. 

working

noun
  • Method of operation. 

  • Becoming full of a vegetable substance. 

  • Operation; action. 

  • The incidental or subsidiary calculations performed in solving an overall problem. 

  • A train movement. 

  • Fermentation. 

  • A place where work is carried on. 

adj
  • In paid employment. 

  • Enough to allow one to use something. 

  • Used in real life; practical. 

  • Of or relating to employment. 

  • That suffices but requires additional work. 

  • That is or are functioning. 

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