basket case vs jitterbug

basket case

noun
  • One made powerless or ineffective, as by nerves, panic, stress or exhaustion; someone considered mentally unstable. 

  • An institution or country in a bad condition or difficult situation (economically, financially or otherwise). 

  • Someone (especially a soldier) who has lost all four limbs. 

jitterbug

noun
  • A nervous or jittery person. 

  • 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”) 

verb
  • To dance the jitterbug. 

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