modest vs self-serving

modest

adj
  • Intending to avoid the encouraging of sexual attraction in others. 

  • Not bragging or boasting about oneself or one's achievements; unpretentious, humble. 

  • Pure and delicate from a sense of propriety. 

  • Small, moderate in size. 

self-serving

adj
  • Showing interest only in oneself (pursuing self-interest to the exclusion of other goals). 

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