Vandalism
Part of speech: noun
Definition: Willful damage or destruction, often of shared property.
Example sentence: The 1990s, after the reign of terror of academic vandalism, will be a decade of restoration: restoration of meaning, value, beauty, pleasure, and emotion to art and restoration of art to its audience.
Hooliganism
Part of speech: noun
Definition: Unruly aggressive behavior; behavior associated with hooligans