Advantageous (adjective)

1. Giving an advantage; favorable or helpful in achieving a goal or purpose.
2. Providing benefits or gains beyond the normal or expected.

Origin:

From the latin word "advantagium" meaning benefit or gain.

Examples:

1. Investing in the stock market can be advantageous for your financial future.
2. Having a good education is an advantageous asset in today's job market.
3. The new technology proved advantageous to the company by increasing production.
4. Taking a class before the exam was advantageous, as it helped me understand the material better.
5. It is advantageous to have a good reputation in the business community.