'Saudade' is a brazilian word that has almost no translations in other languages, but it carries an immense meaning.
From the dictionary: feminine noun
"Feeling of nostalgia caused by the absence of something, someone, a place or the desire to relive past experiences, situations or moments."
A video directed by Henrique Smith was created to share the idea, you can watch it here .
PS: And yes, she is my grandmother :)