insure vs paction

insure

verb
  • To deal in such contracts; subscribe to a policy of insurance 

  • To provide for compensation if some specified risk occurs. Often agreed by policy (contract) to offer financial compensation in case of an accident, theft or other undesirable event. 

paction

verb
  • To form a pact; to make a binding agreement. 

noun
  • A pact, an agreement. 

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