modest vs unassuming

modest

adj
  • Small, moderate in size. 

  • 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. 

unassuming

adj
  • Modest and having no pretensions or ostentation. 

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