cabriolet vs junker

cabriolet

noun
  • An automobile with a retractable top. 

  • A light two- or four-wheeled carriage with a folding top, pulled by a single horse. 

junker

noun
  • A beat-up automobile. 

  • A person with an interest in disused or discarded objects. 

  • Synonym of junkie (“drug addict”) 

  • A young German noble or squire, especially a member of the aristocratic party in Prussia, stereotyped with narrow-minded militaristic and authoritarian attitudes. 

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