employment vs liberty

employment

noun
  • A use, purpose 

  • The act of employing 

  • An activity to which one devotes time 

  • The number or percentage of people at work 

  • The work or occupation for which one is used, and often paid 

  • The state of being employed 

liberty

noun
  • The condition of being free from control or restrictions. 

  • 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. 

  • Freedom from excessive government control. 

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