The German word for "wedge", "Keil" is used in the German localization for The House of the Crooked Coin. It's literally called "Nhaama's Wedge".
https://i.imgur.com/5ki57bh.jpg
Same word in the Dhyata's dialogue just for proof.
https://i.imgur.com/RClgAng.jpg
https://i.imgur.com/JLUDzYk.jpg
https://i.imgur.com/CuA2D5T.png
Evidence that would support the theory that the Dhyata refers to the House in it's translation would be if there were six other locations like this around the world.