gentleness vs satire

gentleness

noun
  • The state of being gentle. 

satire

noun
  • A satirical work. 

  • A literary device of writing or art which principally ridicules its subject often as an intended means of provoking or preventing change or highlighting a shortcoming in the work of another. Humor, irony, and exaggeration are often used to aid this. 

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