diplomatic vs discreet

diplomatic

adj
  • Exhibiting diplomacy; exercising tact or courtesy; using discussion to avoid hard feelings, fights or arguments. 

  • describing a publication of a text which follows a single basic manuscript, but with variants in other manuscripts noted in the critical apparatus 

  • Concerning the relationships between the governments of countries. 

  • Relating to diplomatics, or the study of old texts; paleographic. 

noun
  • The science of diplomas, or the art of deciphering ancient writings and determining their age, authenticity, etc.; paleography. 

discreet

adj
  • Respectful of privacy or secrecy; exercising caution in order to avoid causing embarrassment; quiet; diplomatic. 

  • Not drawing attention, anger or challenge; inconspicuous. 

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