Spiritualist vs mystical

Spiritualist

adj
  • Pertaining to the Spiritualists. 

noun
  • An adherent of a dissenting reforming tendency during the early modern period, stressing communion with the Holy Spirit and moral improvement through sanctification while rejecting the outwardly church, without necessarily separating from the Roman Catholic Church. 

mystical

adj
  • Relating to mystics or mysticism. 

  • Having a spiritual or magical significance that transcends human understanding. 

  • Inspiring a sense of spiritual mystery, awe, and fascination. 

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