bipolar vs crazy

bipolar

adj
  • Relating to or having bipolar disorder. 

  • Relating to a bipole. 

  • Relating to both polar regions. 

  • Involving or having both extremes or poles at the same time. 

  • Of or relating to an international system in which two states wield most of the cultural, economic, and political influence. 

noun
  • A bipolar cell. 

crazy

adj
  • Of unsound mind; insane; demented. 

  • Out of control. 

  • In love; experiencing romantic feelings. 

  • Very excited or enthusiastic. 

  • Very unexpected; wildly surprising. 

noun
  • An insane or eccentric person; a crackpot. 

  • Eccentric behaviour; lunacy; craziness. 

adv
  • Very, extremely. 

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