outrage vs slow burn

outrage

noun
  • The resentful, indignant, or shocked anger aroused by such acts. 

  • An excessively violent or vicious attack; an atrocity. 

  • An offensive, immoral or indecent act. 

verb
  • To cause or commit an outrage upon; to treat with violence or abuse. 

  • To inspire feelings of outrage in. 

slow burn

noun
  • A gradually increasing feeling of anger or frustration. 

  • A romantic story (especially a work of fan fiction) in which the central relationship develops slowly. 

adj
  • Developing slowly over the course of the story. 

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