Verve (noun)

1. Enthusiasm, energy, and liveliness in a person's attitude and approach to something.
2. Spirit, energy, and enthusiasm in the expression of an idea or in the performance of an action.

Origin:

From the latin word "verba" meaning "words" or "speech".

Examples:

1. She approached the task with great verve and energy.
2. The artist's work is characterized by its verve and individuality.
3. The singer performed with verve and passion.
4. He has a verve for life and always looks on the bright side.
5. The lecture was given with great verve and wit.