Meaning of unperturbed

1. Despite the chaos around her, she remained unperturbed and focused on her work.
2. The teacher was unperturbed by the students' misbehavior and continued with the lesson.
3. Even in the face of criticism, he remained unperturbed and confident in his decisions.
4. The cat lounged lazily in the sun, unperturbed by the noise of the busy street.
5. The hiker was unperturbed by the difficult terrain and continued on his journey.
6. She faced the unexpected challenge with an unperturbed expression, determined to overcome it.
7. The CEO remained unperturbed by the stock market fluctuations, confident in the company's long-term success.
8. The elderly man sat in the park, feeding the birds and looking unperturbed by the passing time.
9. The athlete remained unperturbed by the pressure of the competition, focusing on giving her best performance.
10. Despite the looming deadline, she appeared unperturbed and calmly worked on completing her project.