cabriolet vs high nelly

cabriolet

noun
  • An automobile with a retractable top. 

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

high nelly

noun
  • An old-fashioned utility bicycle, especially one with a step-through frame and high handlebars providing an erect riding posture 

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