client
The French word 'client' is used to describe someone who pays for goods or services. It is used in the same way as 'customer' in English. For example, 'Je suis un client' in French translates to 'I am a customer' in English.
The customer is king.
This is a common phrase in business that indicates that client satisfaction is of utmost importance.
Where is the customer?
This phrase could be used in the context of a retail environment where an employee is trying to locate a specific customer.
I am a loyal customer.
This phrase could be used by an individual who frequently patronizes a particular business and wants to express their ongoing support.