Ferocity (noun)

The quality of being wild or uncontrolled; extreme violence or cruelty.

Origin:

From the latin word 'ferocitas' meaning 'fierceness'.

Examples:

1. The ferocity of the storm left a trail of destruction in its wake.
2. The predator attacked with unrivaled ferocity, tearing its prey apart.
3. The ferocity of the battle was unprecedented, leaving countless casualties on both sides.
4. The rebels showed ferocity in their fight against the government, striking fear in the hearts of the people.
5. Despite her small size, the fighter had a reputation for ferocity in the ring.