Malignity (noun)

1. The quality or state of being malignant; the desire to cause harm or evil.
2. The state or quality of being spiteful or malevolent.

Origin:

From the latin word "malignus" meaning "evil" or "harmful".

Examples:

1. His malignity towards her was obvious in the way he spoke to her.
2. The malignity in her eyes was clear to see.
3. The malignity of the disease is what makes it so dangerous.
4. The malignity of the situation was clear to everyone.
5. He acted with malignity, trying to hurt as many people as possible.