incidental vs risk

incidental

noun
  • Something that is incidental. 

  • Minor items, not further defined. Incidental expense. 

adj
  • Entering or approaching, prior to reflection (more frequently incident). 

  • Occurring by chance. 

  • Existing tangentially, being a byproduct, a tangent, or a likely consequence. 

  • Loosely associated; of limited relevance except indirectly; only accidentally related. 

risk

noun
  • 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. 

  • The probability of a negative outcome 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 incidental and risk occurred in a corpus of books? (source: Google Ngram Viewer )