terrorism vs tyranny

terrorism

noun
  • The use of unlawful violence against people or property to achieve political objectives. 

  • The system of fear and intimidation put into place during the Reign of Terror in Revolutionary France around 1793-94. 

  • The use of intimidation or bullying tactics. 

tyranny

noun
  • The office or jurisdiction of an absolute ruler. 

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

  • Extreme severity or rigour. 

  • Absolute power, or its use. 

  • 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 terrorism and tyranny occurred in a corpus of books? (source: Google Ngram Viewer )