**Here are some examples of using the word «flex» in English:**
1. She decided to **flex her muscles** before the workout to warm up properly.
2. The company is trying to **flex its financial muscles** by investing in new projects.
3. He likes to **flex his knowledge** of foreign languages when meeting new people.
4. After a long day at work, she likes to **flex her creativity** by painting or drawing.
5. The athlete was able to **flex his flexibility** during the competition, which helped him win the gold medal.
6. The company's marketing team is trying to **flex their marketing muscles** by launching a new advertising campaign.
7. The politician decided to **flex his political muscles** by making a speech at a major conference.
8. She likes to **flex her sense of humor** by telling jokes and laughing with her friends.
9. The dancer was able to **flex her flexibility** and perform complex movements during the performance.
10. He decided to **flex his leadership skills** by organizing a team building event for his colleagues.