Accomplishment (noun)

1. Something successfully achieved, especially by effort, skill, or courage.
2. A task or thing done successfully with effort, skill, or courage.

Origin:

Late middle english (in the sense "completion, fulfilment"): from old french acomplissement, from acomplir "complete" (see accomplish).

Examples:

1. The company's growth is an accomplishment that took years of hard work.
2. The invention is a great accomplishment in the field of technology.
3. The completion of the marathon was an accomplishment for the runner.
4. The book is an accomplishment of the author's lifetime.
5. The scientific discovery is an accomplishment that will change the world.