client

zákazník
[ˈklaɪənt] (ekon.) "Mr Smith has been a client of this firm for many years." (Pan Smith je klientem/zákazníkem této firmy již mnoho let.)

klient
[ˈklaɪənt] (ekon.) "Mr Smith has been a client of this firm for many years." (Pan Smith je klientem/zákazníkem této firmy již mnoho let.)