vicious circle

Translations
порочный круг
The company is caught in a vicious circle of increasing costs and decreasing sales.
Компания попала в порочный круг увеличения затрат и снижения продаж.
Definitions
A vicious circle is a complex chain of events that reinforces itself through a feedback loop, where a problem causes a situation that exacerbates the original problem, making it increasingly difficult to resolve.
Words
vicious

adjective
порочный
circle

noun
круг