The words open and close can't be translated in parseltongue with words. The snake makes a particular noise to talk.
Chat with our AI personalities
she was speaking in Parseltongue
The full language hasn't actually been "released" or made available to the public; we see a small amount of the language, with simple words such as "open", spoken in the books and movies. This is as far as we can go with knowing the official language. Other than that all we know is that the language is made of a variety of hisses, however if you want to be able to speak it correctly there is no such way to find out what to say at the present time.
Mellon, the elvish word for 'friend'. It was part of a subtle riddle, as the inscription on the door said, "The doors of Durin, Lord of Moria, speak friend and enter."
Alohomora unlocks them, and Colloportus locks them back again.
10 am to 6pm