scoundrelism

"I mean to say, first, that there's but poor comfort in being able to declare that any given act of violence - damaging property or destroying life - is not the work of anarchism at all, but of something else altogether - some species of authorised scoundrelism. This, I fancy, is much more frequent than we suppose.

"Yankee scoundrelism!" the Richmond Daily Dispatch shouted.

Yet Dinneen (1927: 287) gives a good idea of its range, defining cuireib as 'insurrection, tumult, quarrel; rowdyism, scoundrelism'.