sedentary vs sit-down

sedentary

adj
  • Not moving much; sitting around. 

  • Living in a fixed geographical location; the opposite of nomadic. 

  • Not moving; relatively still; staying in the vicinity. 

noun
  • a sedentary person 

sit-down

adj
  • Intended to be done, used, consumed etc. while sitting. 

noun
  • An act of sitting down, especially with other people in some form of social exchange. 

  • A sit-in, a protest of civil disobedience by people sitting and refusing to move. 

How often have the words sedentary and sit-down occurred in a corpus of books? (source: Google Ngram Viewer )