depression vs sparkle

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. 

sparkle

noun
  • Brilliance; luster. 

  • Liveliness; vivacity. 

  • The quality of being sparkling or fizzy; effervescence. 

  • A little spark; a scintillation. 

verb
  • To manifest itself by, or as if by, emitting sparks; to glisten; to flash. 

  • To emit sparks; to throw off ignited or incandescent particles 

  • To shine as if throwing off sparks; to emit flashes of light; to scintillate; to twinkle 

  • To emit little bubbles, as certain kinds of liquors; to effervesce 

  • To emit in the form or likeness of sparks. 

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