vigilante + -ism
vigilantism (countable and uncountable, plural vigilantisms)
- The activities of a vigilante; acting outside of legal authority, often violently, to punish or avenge a crime, right a perceived wrong, etc.
2016 February 6, “Israel’s prickliness blocks the long quest for peace”, in The National, retrieved 8 February 2016:
Mr Shapiro also criticised the way Israel governs in the occupied lands, saying “too much Israeli vigilantism in the West Bank goes unchecked,” he said.