door
door is a valid 4-letter word worth 5 points in Scrabble and 5 points in Words with Friends.
What does door mean?
The entrance (the space in a wall) through which you enter or leave a room or building; the space that a door can close.
“he stuck his head in the doorway”
Anything providing a means of access (or escape).
“we closed the door to Haitian immigrants”
“education is the door to success”
A room that is entered via a door.
“his office is the third door down the hall on the left”
A structure where people live or work (usually ordered along a street or road).
“the office next door”
“they live two doors up the street from us”
A swinging or sliding barrier that will close the entrance to a room or building or vehicle.
“he knocked on the door”
“he slammed the door as he left”