Venom (noun)

1. A toxic substance that is secreted by some animals, such as snakes and spiders, and can cause harm or death to humans and other animals.
2. Anger, malice or spite.

Origin:

Middle english, from old french, from latin venom poison, from venenum.

Examples:

1. The snake's venom can cause serious injury or death.
2. The spider's venom is highly toxic, and can cause severe pain and swelling.
3. He spoke with venom in his voice, clearly angry about the situation.
4. She glared at him with venom in her eyes.
5. The journalist wrote an article filled with venom, attacking the politician's character.