dolly-boy vs toyboy

dolly-boy

noun
  • A toyboy; a gigolo. 

  • The person (e.g. an apprentice) tasked with holding a rivet dolly in an Australian World War 2 aircraft factory. 

toyboy

noun
  • A young male partner for a woman or man. 

How often have the words dolly-boy and toyboy occurred in a corpus of books? (source: Google Ngram Viewer )