success is the accomplishment of an aim or purpose. It is the attainment of desired outcomes.
the noun success is generally used when referring to a milestone or achievement which has been attained. It often takes the form of an accomplishment which has been achieved following a period of goal setting and effort.
1. His recent success has been a source of pride for his family.
2. Margaret was determined to make her small business success.
3. Everyone was celebrating the team's success after they won the tournament.
keep in mind that success is not necessary measured solely in terms of tangible gains, but can also include intangible gains; such as confidence or knowledge. Additionally, success can be expressed in terms of direct action or inaction (i.e. Refraining from making a mistake).