blockage vs sit-down

blockage

noun
  • The state or condition of being blocked. 

  • Synonym of constipation (“impairment of feces passage”). 

  • The thing that is the cause of such a state, blocking a passage. 

  • Synonym of thrombosis, synonym of thromboembolism, or synonym of embolism. 

sit-down

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

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

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

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