hooliganism

disruptive or unlawful behavior such as rioting, bullying, and vandalism

en-GB/ˈhuːlɪɡənɪzəm/
en-US/ˈhulɪɡəˌnɪzəm/

カテゴリ：

herd behaviortransgressionvandalismcivil disorderdisorderly conductcrime