eye-opening vs shocking

eye-opening

adj
  • Very startling or shocking; engaging a person's full attention. 

shocking

adj
  • Inspiring shock; startling. 

  • Unusually obscene or lewd. 

  • Extremely bad. 

noun
  • The application of an electric shock. 

How often have the words eye-opening and shocking occurred in a corpus of books? (source: Google Ngram Viewer )