This is the 727th most frequent Vietnamese word.
bồi
The Vietnamese word "bồi" can mean "to serve," "to supplement," or refer to a "servant" depending on context.
Here, "bồi" means "waiter" as a noun, showing occupation.
Anh ấy làm bồi bàn ở nhà hàng.
He works as a waiter at a restaurant.
In this context, "bồi" means "add more" or "supplement" as a verb.
Cô ấy bồi thêm sữa vào cà phê của tôi.
She added more milk into my coffee.
Here, "bồi" means "to reinforce" or "to build up" in the context of mending something.