modest vs smug

modest

adj
  • Pure and delicate from a sense of propriety. 

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

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

  • Small, moderate in size. 

smug

adj
  • Showing smugness; showing self-complacency, self-satisfaction. 

  • Irritatingly pleased with oneself; offensively self-complacent, self-satisfied. 

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