bungee jump vs bungee rope

bungee jump

noun
  • An instance of bungee jumping. 

verb
  • To participate in bungee jumping. 

bungee rope

noun
  • A long elastic cord tied around the ankles of the jumper in bungee jumping. 

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