chesty vs flat-chested

chesty

adj
  • Not dry; involving the coughing of phlegm. 

  • Having large breasts; busty. 

  • Coming from, or associated with, the chest. 

flat-chested

adj
  • Having a flat chest; having small breasts. 

How often have the words chesty and flat-chested occurred in a corpus of books? (source: Google Ngram Viewer )