autocratic vs disciplinarian

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. 

disciplinarian

adj
  • Relating to discipline. 

noun
  • One who believes in discipline as a tool for regulation or control. 

  • One who exercises discipline. 

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