Commitment (noun)

1. The state or quality of being dedicated to a cause, activity, etc.
2. The state or quality of being dedicated and bound emotionally or intellectually to a cause, activity, or pursuit.
3. The state or quality of being dedicated and bound emotionally or intellectually to a cause, activity, or pursuit, usually involving a promise or pledge.

Origin:

Late middle english: from old french, from latin committere "entrust" (see commit).

Examples:

1. He showed commitment to his job.
2. She showed commitment to her family.
3. They showed commitment to the team.
4. We showed commitment to the community.
5. I showed commitment to the project.