conceivability vs possibility

conceivability

noun
  • Something that is conceivable. 

  • The characteristic of being conceivable; the ability to be conceived, believed, or understood. 

possibility

noun
  • A thing possible; that which may take place or come into being. 

  • The quality of being possible. 

  • An option or choice, usually used in context with future events. 

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