那些残忍的折磨行为只能被描述为纯粹的恶魔行径。

The cruel torture can only be described as pure ___deviltry.

男孩们的恶作剧包括把老师的粉笔全部藏起来。

The boys' ___deviltry involved hiding all of the teacher's chalk.

村民们相信这座废弃的古堡里充满了邪灵作祟。

The villagers believed the abandoned castle was filled with ___deviltry.