bipolar vs mental

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. 

mental

adj
  • Of, relating to, or affected by a psychiatric disorder. 

  • Occurring or experienced in the mind. 

  • Of or relating to telepathic or mind-reading powers. 

  • Of, relating to, or being intellectual as contrasted with overt physical activity. 

  • Of or relating to the chin or median part of the lower jaw, genial. 

  • Relating to the mind, its activity, or its products as an object of study. 

  • Relating to spirit or idea as opposed to matter. 

  • Enjoyable or fun, especially in a frenetic way. 

  • Of or relating to the chinlike or liplike structure. 

  • Of or relating to intellectual as contrasted with emotional activity. 

  • Intended for the care or treatment of persons affected by psychiatric disorders. 

noun
  • A plate or scale covering the mentum or chin of a fish or reptile. 

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