1. Reckless or mischievous behavior; wild or playful antics.
Usage: Often used in a lighthearted or humorous context.
2. Sorcery, witchcraft, or dealings with the devil; black magic.
Usage: Archaic or literary usage; less common in modern English.

Examples

• The children's diablery in the classroom earned them a stern warning from the teacher.
• His youthful diablery included pranks and practical jokes on his friends.
• The novel depicted the protagonist's descent into diablery and dark magic.
• She dismissed his antics as harmless diablery rather than genuine malice.
• Medieval texts warned against diablery and demonic practices.
• The party was full of good-natured diablery and laughter.