Ruffianism. Also: ruffians collectively.

Conduct or demeanour characteristic of a ruffian or ruffians; violence, lawlessness; ruffianly behaviour. Occasionally also: ruffians collectively.

Ruffianism; ruffians collectively.

The realm or domain of ruffians; ruffians collectively. Also: the state or condition of being a ruffian; ruffianism.

The quality or state of a ruffian. Also: ruffians collectively; = ruffiandom, n.