affirmatory vs deferential

affirmatory

adj
  • Giving affirmation; assertive; affirmative. 

deferential

adj
  • Respectful and considerate; showing deference. 

  • Based on deference; based on the doctrine, ideology, or wishes of others rather than one's own conclusions. 

  • Of, or relating to the vas deferens. 

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