narcissism vs self-conceit

narcissism

noun
  • Excessive love of oneself. 

  • Sexual desire for one's own body. 

self-conceit

noun
  • Conceit of oneself; an overweening opinion of one's own powers or endowments; vanity. 

How often have the words narcissism and self-conceit occurred in a corpus of books? (source: Google Ngram Viewer )