noun

Anxiety in English means a feeling of worry, unease, or fear, usually about an imminent event or something with an uncertain outcome.

Example

1. I felt a wave of anxiety wash over me when I had to give a presentation in front of the whole class.
2. She struggled to control her anxiety when she had to take the driving test.
3. His heart raced with anxiety as he waited to find out the result of his job interview.