modern vs quaint

modern

adj
  • Pertaining to a current or recent time and style; not ancient. 

  • Pertaining to the modern period (c.1800 to contemporary times), particularly in academic historiography. 

noun
  • Someone who lives in modern times. 

quaint

adj
  • Pleasingly unusual; especially, having old-fashioned charm. 

  • Strange or odd; unusual. 

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