When to use door in Korean
Korean: 문[ mun ]

When to use it
A door is the part you open and close to go into or out of a room, house, or building. In Korean, 문 means a door in places like a home, school, shop, or train. You will often use it with simple actions like open, close, knock, or stand in front of the door.
Example sentences
집 문을 닫아요.
I close the house door.
교실 문이 열려 있어요.
The classroom door is open.
문 앞에 고양이가 있어요.
There is a cat in front of the door.
문 좀 열어 주세요.
Please open the door.
가게 문이 벌써 닫혔어요.
The shop door is already closed.
기차 문이 곧 닫혀요.
The train door will close soon.