assurance vs likelihood

assurance

noun
  • The state of being assured; total confidence or trust; a lack of doubt; certainty. 

  • Subjective certainty of one's salvation. 

  • The act of assuring; a declaration tending to inspire full confidence; something designed to give confidence. 

  • Firmness of mind; undoubting steadiness; intrepidity; courage; confidence; self-reliance. 

  • Insurance; a contract for the payment of a sum on occasion of a certain event, as loss or death. Assurance is used in relation to life contingencies, and insurance in relation to other contingencies. It is called temporary assurance, in the time within which the contingent event must happen is limited. 

  • Excessive boldness; impudence; audacity 

  • Any written or other legal evidence of the conveyance of property; a conveyance; a deed. 

likelihood

noun
  • The probability of a specified outcome; the chance of something happening; probability; the state or degree of being probable. 

  • The probability that some fixed outcome was generated by a random distribution with a specific parameter. 

  • Likeness, resemblance. 

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