commanding vs diktat

commanding

noun
  • The act of giving a command. 

adj
  • Tending to give commands, authoritarian. 

  • Impressively dominant. 

  • Dominating from above, giving a wide view 

diktat

noun
  • a dogmatic decree or command, especially issued by one who rules without popular consent 

  • a harsh penalty or settlement imposed upon a defeated party by the victor 

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