NOSTALGIA: 1: melancholic sadness caused by the memory of a lost-2 that: punishment of being absent homeland or the relatives or friends. MELANCHOLY: 1: sadness wanders, deep, peaceful and permanent, born of moral or physical causes, making sure if you have it not taste or fun nothing.-2: Monomania in which dominate the moral conditions sad.-3: disused, black bile or atrabilis.