Usage examples (31)

• “Ha-HA!” she laughed demoniacally; nevertheless she came no nearer.
• His red eyes, which resemble Spanish peanuts, dance demoniacally as they look you up and down.
• The toffs gather for their thrice-yearly dinner at a gastropub near Oxford, with the intention of getting demoniacally drunk and then trashing the place.
• A few, whose nerves were highly strung, were striding up and down laughing demoniacally, waving their arms madly, and gesticulating as if their senses had indeed given way.