exploitation vs tyranny

exploitation

noun
  • The act of utilizing something; industry. 

  • The act or result of forcibly depriving someone of something to which they have a natural right. 

  • The improper use of something for selfish purposes. 

  • The marketing and promotion of a film. 

tyranny

noun
  • Absolute power, or its use. 

  • A government in which a single ruler (a tyrant) has absolute power; this system of government. 

  • The office or jurisdiction of an absolute ruler. 

  • Extreme severity or rigour. 

  • A system of government in which power is exercised on behalf of the ruler or ruling class, without regard to the wishes of the governed. 

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