Как по Английски будет klient

adjective

First in order of importance; main.

Примеры использования:

The country's principal cities

noun

The most important or senior person in an organization or group.

Примеры использования:

A design consultancy whose principal is based in san francisco

noun

A person or organization using the services of a lawyer or other professional person or company.

Примеры использования:

Insurance tailor-made to a client's specific requirements

noun

An entire group or body of clients considered collectively; a clientele.

adjective

Of or relating to a client or clients.