bonded vs insured

bonded

adj
  • Joined securely, either with adhesive, heat process or pressure. 

  • Secured by bond. 

insured

adj
  • Covered by an insurance policy. 

noun
  • The person or persons whose interests are protected by an insurance policy. 

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