noun
school violence
Refers to violence occurring within a school setting, including student-on-student, student-on-teacher, or vandalism.
校内暴力は大きな社会問題になっている。
School violence has become a major social issue.
いじめ refers specifically to bullying, while 校内暴力 is a broader term for any physical violence or vandalism in schools.
Compound of 校内 (within the school) and 暴力 (violence).