modesty vs self-conceit

modesty

noun
  • The quality of being modest; having a limited and not overly high opinion of oneself and one's abilities. 

  • Moderate behaviour; reserve. 

  • Pudency, avoidance of sexual explicitness. 

self-conceit

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

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