mysticism vs superstition

mysticism

noun
  • The beliefs, ideas, or thoughts of mystics. 

  • A transcendental union of soul or mind with the divine reality or divinity. 

  • A doctrine of direct communication or spiritual intuition of divine truth. 

  • Obscure thoughts and speculations. 

superstition

noun
  • A belief or beliefs, not based on human reason or scientific knowledge, that events may be influenced by one's behaviour in some magical or mystical way. 

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