To acquire or obtain something.

To increase or improve.

बढ़ाना या सुधारना

English Usage: She gained confidence after completing the course.

Hindi Usage: कोर्स पूरा करने के बाद उसे आत्मविश्वास मिला।

An increase in wealth, resources, or advantage.

An advantage or benefit.

लाभ या फ़ायदा

English Usage: Her experience in sales was a great gain for the team.

Hindi Usage: बिक्री में उसका अनुभव टीम के लिए एक बड़ा लाभ था।