revulsion vs unconcern

revulsion

noun
  • Abhorrence, a sense of loathing, intense aversion, repugnance, repulsion, horror. 

  • The treatment of one diseased area by acting elsewhere; counterirritation. 

  • A sudden violent feeling of disgust. 

unconcern

noun
  • Lack of interest or care; indifference or apathy. 

  • Freedom from worry or apprehensiveness; insouciance or nonchalance. 

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