All the language ever used by The King.The intonation he uses.
Q: Do you speak elvish?
A: Yes I do. "Thank you. Thank you very much."
Simply the most kick-ass language ever. Spoken by Elves and comes in two dialects (Quenya and Sindarin).
Awesome person: "ego, mibo orch"
Dumbass: "Why are you speaking Welsh?"
Awesome person: "It's Elvish, and it means 'begone and kiss an orc.' Bitch."
Dumbass: "You're a nerd."
Awesome person: "And proud of it."