well, a memento is a keepsake or souvenir, so an antonym would be something that you return and don't keep... i think
Nepenthe comes pretty close--a drink that makes you forget.
something valuable boughten in your home state/country
A memento is, essentially, a souvenir. An example sentence would be: She wanted to keep the memento from her trip.
The plural of "memento" is "mementos".
memento = mea ho'omana'o
Memento vivere.
That is the correct spelling of "memento" (a keepsake or souvenir).
Memento Materia was created in 1992.
Zadarski memento was created in 1984.
Memento - novel - was created in 1986.
Memento was released on 03/16/2001.
A memento is an object that is kept to remind you of someone or something you did. An example of a sentence using the word memento can be; we did not want to forget the show, so we purchased a memento so we wouldn't.