**Here are 10 examples of using the word «fatal» in English:**
1. The car accident was fatal, resulting in the death of two people.
2. His addiction to alcohol proved to be fatal, leading to liver failure and ultimately death.
3. The company's decision to cut costs without considering the consequences was a fatal mistake.
4. The delay in medical attention proved to be fatal for the patient, as they lost a lot of time to treat the condition.
5. The conflict between the two countries escalated quickly, leading to a series of fatal attacks and reprisals.
6. The combination of stress and lack of sleep proved to be a fatal combination for his health, causing a heart attack.
7. The fire spread quickly, and the building's poor fire safety measures proved to be fatal.
8. The decision to ignore early warning signs and continue with the project proved to be a fatal error.
9. The lack of communication and coordination between the team members proved to be fatal in achieving the project's goals.
10. The consequences of his actions were fatal, not only for himself but also for those around him.
In all these examples, the word «fatal» is used to describe something that has resulted in death, disaster, or negative consequences that cannot be undone.