mystic vs shamaness

mystic

noun
  • Someone who practices mysticism. 

adj
  • Mysterious and strange; arcane, obscure or enigmatic. 

  • Of, or relating to mystics, mysticism or occult mysteries; mystical. 

shamaness

noun
  • female shaman 

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