electronic dance music vs jitterbug

electronic dance music

noun
  • A field of modern popular music, encompassing house, techno and other genres of percussive dance music. 

jitterbug

noun
  • An uptempo jazz or swing dance which embellishes on the two-step pattern and frequently incorporates acrobatic style swing steps. 

  • A jazz musician or aficionado. 

  • Synonym of diddley bow (“type of stringed instrument”) 

  • A nervous or jittery person. 

verb
  • To dance the jitterbug. 

How often have the words electronic dance music and jitterbug occurred in a corpus of books? (source: Google Ngram Viewer )