The stray dog's vicious attack left several people injured.

Mr. Vicious and his sister volunteered at the shelter on Saturday.

Communities trapped in vicious circles of poverty and poor education struggle to break free.

Efforts to cut costs without addressing root problems only created more vicious cycles in the company's operations.

The budget cuts created a vicious cycle of understaffing and declining service quality.

When we cut maintenance to save money, equipment breaks down more often, causing production delays and lost revenue that force more budget cuts—a classic vicious circle.

Historians debated how best to document the viciousnesses that marked the conflict without exploiting survivors.

The villain's viciousness shocked even those who knew him well.

The stray dog barked viciously at anyone who approached.

After months of neglect, the alley cat grew viciouser, lashing out at anyone who came too close.