#melancholy  a feeling of thoughtful sadness
  supertype:  #sadness__sadnes__unhappines  emotions experienced when not in a state of well-being
  subtype:  #gloom__gloominess__somberness  a feeling of melancholy apprehension
  subtype:  #heavyheartedness  a feeling of dispirited melancholy
  subtype:  #pensiveness__pensivenes  persistent morbid meditation on a problem
  subtype:  #world-weariness__worldwearines__Weltschmerz  sadness on thinking about the evils of the world

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