misbelief vs myth

misbelief

noun
  • an erroneous belief 

  • a heresy; an unorthodox belief 

myth

noun
  • A commonly-held but false belief, a common misconception; a fictitious or imaginary person or thing; a popular conception about a real person or event which exaggerates or idealizes reality. 

  • Scientists debunk the myth that gum stays in the human stomach for seven years. 

  • An invented story, theory, or concept. 

  • A person or thing held in excessive or quasi-religious awe or admiration based on popular legend 

  • Such stories as a genre. 

  • A person or thing existing only in imagination, or whose actual existence is not verifiable. 

  • A traditional story which embodies a belief regarding some fact or phenomenon of experience, and in which often the forces of nature and of the soul are personified; a sacred narrative regarding a god, a hero, the origin of the world or of a people, etc. 

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