ennoblement vs kingliness

ennoblement

noun
  • The state of being noble 

  • The act of ennobling or something which ennobles 

kingliness

noun
  • The state or quality of being kingly. 

  • The result or product of being kingly. 

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