antidemocratic vs autocratic

antidemocratic

adj
  • Opposed to the tenets of democracy. 

autocratic

adj
  • Of or pertaining to autocracy or to an autocrat; absolute; holding independent and arbitrary powers of government. 

  • Of or pertaining to the manner of an autocrat. 

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