depression vs exaltation

depression

noun
  • Four consecutive quarters of negative, real GDP growth. See NBER. 

  • A state of mind producing serious, long-term lowering of enjoyment of life or inability to visualize a happy future. 

  • A lowering, in particular a reduction in a particular biological variable or the function of an organ, in contrast to elevation. 

  • A period of major economic contraction. 

  • The act of lowering or pressing something down. 

  • A period of low morale or unhappiness (a period of experiencing the above-mentioned state of mind) which lasts longer than several weeks and may include ideation of self-inflicted injury or suicide. 

  • An area that is lower in topography than its surroundings. 

  • An area of lowered air pressure that generally brings moist weather, sometimes promoting hurricanes and tornadoes. 

exaltation

noun
  • The refinement or subtilization of a body, or the increasing of its virtue or principal property. 

  • The act of exalting or raising high; also, the state of being exalted; elevation. 

  • That placement of a planet in the zodiac in which it is deemed to exert its strongest influence. 

  • The collective noun for larks. 

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