melancholy

Adjective

• grave or even gloomy in character
  • solemn and mournful music
    
  • a suit of somber black
    
  • a somber mood
    

• characterized by or causing or expressing sadness
  • growing more melancholy every hour
    
  • her melancholic smile
    
  • we acquainted him with the melancholy truth
    

Noun

• a humor that was once believed to be secreted by the kidneys or spleen and to cause sadness and melancholy

• a constitutional tendency to be gloomy and depressed

• a feeling of thoughtful sadness

Related words

• Synonyms: 
  somber , sombre , melancholic , black bile