**Here are some examples of using the word «for» in English:**
1. I bought some flowers **for** my mother's birthday.
2. She works **for** a large company in the center of the city.
3. We are saving money **for** our vacation next summer.
4. He is studying hard **for** his exams next week.
5. The book is not suitable **for** children under 16.
6. She is looking **for** a new job after finishing her studies.
7. We are waiting **for** the bus to arrive.
8. They are going to the cinema **for** a movie tonight.
9. I prepared dinner **for** us tonight.
10. She is responsible **for** organizing the event.
The word «for» is a versatile preposition that can be used in various contexts to indicate purpose, reason, destination, duration, and responsibility.