This is the 12252nd most frequent Russian word.
иск
A legal claim or lawsuit.
In this sentence, 'иск' refers to a formal legal claim or lawsuit initiated in a judicial system.
Юрист подал иск в суд против компании.
The lawyer filed a lawsuit in court against the company.
Here, 'иск' is used in the context of the content or document of a legal claim.
В иске были перечислены основные причины конфликта.
The statement of claim listed the main reasons for the dispute.
In this instance, 'иск' refers to the general concept of initiating a legal proceeding or statement of claim.