compulsion vs liberty

compulsion

noun
  • The lawful use of violence (i.e. by the administration). 

  • The use of authority, influence, or other power to force (compel) a person or persons to act. 

  • An irrational need or irresistible urge to perform some action, often despite negative consequences. 

liberty

noun
  • Freedom from excessive government control. 

  • A short period when a sailor is allowed ashore. 

  • A breach of social convention. 

  • The condition of being free to act, believe or express oneself as one chooses. 

  • A local division of government administration in medieval England. 

  • The condition of being free from control or restrictions. 

  • The condition of being free from imprisonment, slavery or forced labour. 

  • An empty space next to a group of stones of the same color. 

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