melancholic
/ˌmɛl-ən-ˈkɒl-ɪk/LiteraryDeeply suffused with a pensive, lingering sadness.
“She spent melancholic afternoons watching the rain streak down the window, untouched by the warmth of the room.”
Best for: Works well in literary or reflective writing; evokes beauty within sadness rather than clinical despair.