Gratification (noun)

1. The feeling of pleasure or satisfaction that comes from getting something that you want or from doing something that you enjoy.
2. The act of satisfying a need, desire, or appetite.

Origin:

The word gratification comes from the latin word gratificatio, which is derived from gratificari, meaning to please or to show favor to. it's first recorded in the english language in the 15th century.

Examples:

1. Earning a promotion gave him a sense of gratification.
2. He felt a deep sense of gratification after helping a stranger.
3. The sound of applause brought her a sense of gratification.
4. The act of giving to charity brought her a sense of gratification.
5. The success of the project brought a sense of gratification to the team.