bathos vs litotes

bathos

noun
  • The ironic use of such failure for satiric or humorous effect. 

  • immaturity: lack of serious treatment of a topic. 

  • banality: unaffectingly clichéd or trite treatment of a topic. 

  • A nadir, a low point particularly in one's career. 

  • anticlimax: an abrupt transition in style or subject from high to low. 

  • hyperbole: excessiveness 

  • Depth. 

  • Overdone or treacly attempts to inspire pathos. 

  • Risible failure on the part of a work of art to properly affect its audience, particularly owing to 

litotes

noun
  • An ironic figure of speech whereby something is stated by denying its opposite, particularly the negation of a negative quality to say something positive. 

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