autocratic vs powerless

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. 

powerless

adj
  • Lacking sufficient power or strength. 

  • Lacking legal authority. 

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