overfull vs overpopulated

overfull

adj
  • excessively filled; full to overflowing 

noun
  • A full house that beats someone else's full house. 

overpopulated

adj
  • Having or consisting of a higher population than can be sustained. 

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