**Payback** can mean «return on investment» or «repayment». Here are some examples of how this word can be used in English:
1. We finally got our investment back after a long wait — it was a good payback for all our efforts.
2. The company is expecting a quick payback on its new marketing campaign.
3. I'll lend you some money, but I need to know when the payback will be.
4. The payback period for this loan is five years.
5. We're hoping to see a quick payback from our new product launch.
6. The payback for helping us with this project will be a referral to our clients.
7. After years of hard work, we finally saw the payback we had been waiting for.
8. The payback for the investment in renewable energy sources is already starting to show.
9. The payback for taking out a loan to start a business can be stressful, but it's worth it in the long run.
10. The payback for our decision to invest in new equipment was faster than we expected.