On the Fourth night, Stephen was finished. Stephen looked around, and he was pleased. For JK Rowling had once again put together a stunning, compelling, engrossing novel about the intersection of the worlds of wizards, witches and wizards. About the horrors of warfare. About growing up, about enduring friendship, about dedication and follow-through. But who really knew what a hallow is? Here I was, thinking until the answer was revealed, about a wide shallow wooded area... but that's a hollow (or copse), not a hallow.