bipolar vs sick

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. 

sick

adj
  • Mentally unstable, disturbed. 

  • Having an urge to vomit. 

  • In poor condition. 

  • In bad taste. 

  • Very good, excellent, awesome, badass. 

  • Tired of or annoyed by something. 

  • Failing to sustain adequate harvests of crop, usually specified. 

  • In poor health; ill. 

noun
  • (especially in the phrases on the sick and on long-term sick) Any of various current or former benefits or allowances paid by the Government to support the sick, disabled or incapacitated. 

  • Vomit. 

verb
  • To fall sick; to sicken. 

  • To vomit. 

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