disappointed vs long-faced

disappointed

adj
  • Expressing or indicating disappointment. 

  • Defeated of expectations or hope; experiencing disappointment; let down. 

  • Having had a marriage proposal rejected. 

long-faced

adj
  • Displaying sadness. 

  • Having a long face. 

How often have the words disappointed and long-faced occurred in a corpus of books? (source: Google Ngram Viewer )