wall
wall is a valid 4-letter word worth 7 points in Scrabble and 9 points in Words with Friends.
What does wall mean?
An embankment built around a space for defensive purposes.
“they blew the trumpet and the walls came tumbling down”
(anatomy) a layer (a lining or membrane) that encloses a structure.
“stomach walls”
A difficult or awkward situation.
“his back was to the wall”
“competition was pushing them to the wall”
A layer of material that encloses space.
“the walls of the cylinder were perforated”
“the container's walls were blue”
A masonry fence (as around an estate or garden).
“the wall followed the road”
“he ducked behind the garden wall and waited”
An architectural partition with a height and length greater than its thickness; used to divide or enclose an area or to support another structure.
“the south wall had a small window”
“the walls were covered with pictures”
Anything that suggests a wall in structure or function or effect.
“a wall of water”
“a wall of smoke”
A vertical (or almost vertical) smooth rock face (as of a cave or mountain).
Surround with a wall in order to fortify.