incommunicable vs shocking

incommunicable

adj
  • Who does not communicate freely; uncommunicative or reserved 

  • That cannot be communicated or transmitted 

shocking

noun
  • The application of an electric shock. 

adj
  • Inspiring shock; startling. 

  • Unusually obscene or lewd. 

  • Extremely bad. 

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