How do I get past the enchanted door?

Hint 1 of 10:

Did you overhear the guards in the guard room?

Hint 2 of 10:

You need to go through the secret passage first.

Hint 3 of 10:

Look through the chink in the wall.

Hint 4 of 10:

One of the guards will mention something that he overheard.

Hint 5 of 10:

He told you part of a password for the door.

Hint 6 of 10:

Make sure you've seen a box in the vizier's room.

Hint 7 of 10:

Did you notice the sheet of paper in his trinket box?

Hint 8 of 10:

That word is also pretty important.

Hint 9 of 10:

Remember that the guards only gave you *part* of the password.

Hint 10 of 10:

The word in the box is the other half of that password.