clairvoyancy vs premonition

clairvoyancy

noun
  • Clairvoyance. 

premonition

noun
  • A clairvoyant or clairaudient experience, such as a dream, which resonates with some event in the future. 

  • A strong intuition that something is about to happen (usually something negative, but not exclusively). 

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