伙计 (伙計) huǒ​ji
mate noun
a friendly term of address for a peer; a fellow or buddy

Buddy, it's time for us to set off; don't keep everyone waiting.

shop assistant noun
a shop assistant, waiter, or servant, typically in a traditional setting

The waiter at the inn hurried over to help the guest with their horse.

partner noun
a business partner or associate in a shared venture

He is an old partner who has worked with my father for many years.