authoritative vs autocratic

authoritative

adj
  • Arising or originating from a figure of authority 

  • Having a commanding style. 

  • Highly accurate or definitive; treated or worthy of treatment as a scholarly authority 

autocratic

adj
  • Of or pertaining to the manner of an autocrat. 

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

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