"Door" in Engpsh is pronounced /dɔr/ and is spelled with a "d" at the beginning and two "o"s. The word can be used as a noun or a verb. As a noun, it refers to a hinged, spding, or revolving barrier at the entrance to a building, room, or vehicle, or to a structure or device that blocks the entrance or exit of a place. As a verb, it means to close or block the entrance or exit of a place with a door or to provide with a door.

Here are a few example sentences using "door" as a noun:

She opened the door and walked into the room.
The door to the room was locked from the outside.
There was a knock on the door.

And here are a few example sentences using "door" as a verb:

He door'd the room to keep out the noise.
The shop was door'd for the night.
She door'd her bedroom to get some privacy.