**Culprit** (виновник, преступник) is a noun that is often used in formal or serious contexts. Here are some examples of how it can be used in English:
1. The police finally found the **culprit** who had been responsible for the recent string of burglaries in the neighborhood.
2. The company was fined for its role in the environmental disaster, and the **culprits** were required to clean up the damage they had caused.
3. My cat is such a **culprit** for knocking over vases and breaking things. I always have to be careful to keep them out of reach.
4. The suspect was arrested and charged with being the **culprit** in the theft of the jewelry from the jewelry store.
5. The computer virus was traced back to a specific IP address, and the **culprit** was identified as a hacker based in another country.
6. The fire was caused by a faulty electrical wire, and the building owner was found to be the **culprit** for not having the wiring inspected regularly.
7. The teacher suspected that one of the students was the **culprit** for cheating on the exam, but could not prove it.
8. The storm caused a lot of damage, and the wind was blamed as the **culprit** for uprooting trees and damaging buildings.
9. The company's poor safety procedures were found to be the **culprit** for the recent workplace accident.
10. The **culprit** behind the cyberattack was eventually identified and arrested by law enforcement.