odds vs risk

odds

noun
  • The ratio of the probability of an event happening to that of it not happening. 

  • I'd say the odds are strongly in favor of the sun rising tomorrow morning. 

  • An advantage given to a weaker opponent in order to equalize the game when playing casually, usually by removing one of the stronger player's pieces or by giving the weaker player more time. 

  • The ratio of winnings to stake in betting situations. 

risk

noun
  • The probability of a negative outcome to a decision or event. 

  • A possible adverse event or outcome. 

  • A borrower (such as a mortgage-holder or person with a credit card). 

  • An entity insured by an insurer. 

  • The potential negative effect of an event, determined by multiplying the likelihood of the event occurring with its magnitude should it occur. 

  • The magnitude of possible loss consequent to a decision or event. 

  • A type of adverse event covered under an insurance policy. 

  • A financial product (typically an investment). 

  • A thing (from the perspective of how likely or unlikely it is to cause an adverse effect). 

verb
  • To incur risk as a result of (doing something). 

  • To incur risk of harming or jeopardizing. 

  • To incur risk of (something). 

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