Find the spot in the far south with several frogs on rocks near water. Interact with them, and Graham will try to catch one. Repeat the process until "Froggy Throat" is earned.
luceghr tgtef oten ory, bsd

When in the well with Achaka, you will eventually find a door with a smaller door built into it. Achaka cannot fit through the smaller door, however you will be able to. Go back through it after reaching the other side and Achaka will block you. Try to pass through it three times.