melancholy

noun
  1. A deep, persistent, and often pensive sadness or a feeling of sorrow that is more subdued and contemplative than acute grief. noun
    She was filled with a sense of melancholy after hearing the sad news.
    The old painting evoked a mood of melancholy that lingered in the gallery.
  2. A state of mind characterized by a gentle, reflective sadness, often associated with introspection or nostalgia. adjective
    He often felt a quiet melancholy when reminiscing about his childhood.
    The music's slow, haunting melody created an atmosphere of melancholy.