electrical vs shocking

electrical

noun
  • An electrical engineer. 

adj
  • Related to electricity (or electronics) 

shocking

noun
  • The application of an electric shock. 

adj
  • Inspiring shock; startling. 

  • Unusually obscene or lewd. 

  • Extremely bad. 

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