diplomat vs hobbyist

diplomat

noun
  • Someone who uses skill and tact in dealing with other people 

  • A person, such as an ambassador, who is accredited to represent a government officially in its relations with other governments or international organisations 

hobbyist

noun
  • A person who is interested in an activity or a subject as a hobby. 

  • A client in a girlfriend experience. 

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