independence vs servility

independence

noun
  • The quality or state of being independent; lack of dependence; the state of not being reliant on, or controlled by, others. 

  • The state of having sufficient means for a comfortable livelihood. 

servility

noun
  • The condition of being servile. 

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