Saudade

Saudade (singular) or Saudades (plural) (pronounced [sawˈdade] in Galician, pronounced [sawˈdadɨ] in European Portuguese and [sawˈdadʒi] or [sawˈdadi] in Brazilian Portuguese) is a Galician and Portuguese word for a feeling of nostalgic longing for something or someone that one was fond of and which is lost. It often carries a fatalist tone and a repressed knowledge that the object of longing might really never return. – wiki.