Physical wall or partition in a building or room.
I hung a picture on the wall of the room.
This wall is thin, so I can often hear the neighbors.
Figurative barrier or obstacle that blocks progress or communication.
Overcoming the language barrier is tough.
There is a high wall between the two sides.
Chinese "Wall" constellation
Only with reading へき
Astronomy term; one of the 28 mansions in Chinese constellation system, read へき.
One of the 28 mansions is 'Wall'.
wall of stones (in Go)
Only with reading かべ
Go term; a solid line of stones forming a wall-like shape.
Black built a thick wall.
I hung a picture on the wall.
The plan ran into the obstacle of a lack of funds.
He overcame that barrier and succeeded.
He was leaning against the wall listening to the story.
The craftsman painted the wall white.