peril vs probability

peril

noun
  • An event which causes a loss, or the risk of a specific such event. 

  • A situation of serious and immediate danger. 

  • Something that causes, contains, or presents danger. 

verb
  • To cause to be in danger; to imperil; to risk. 

probability

noun
  • An event that is likely to occur. 

  • The state of being probable; likelihood. 

  • A number, between 0 and 1, expressing the precise likelihood of an event happening. 

  • The relative likelihood of an event happening. 

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