Exclamations:

Ai!
Ah!

Alae!
Behold!

Farewells:

Namarië
Farewell

Greetings:

Mae govannen
Well met

Suilad
Greeting

Suilaid
Greetings

Love:
Le no an-uir nîn?
Will you be mine forever?

Edro gûr lín.
Open your heart.

Linnon am meleth vîn.
I sing for our love.

Le melon.
I love you.
 
Quenya

Love:
Amin mella lle.
I love you.
 
Disclaimer: I am not an Elvish expert and all the phrases on this page were collected through my own personal research. There could very well be errors, though I have tried to make and collect only accurate translations. If you should notice a mistake, please contact me and let me know so that I can edit it.