hanging vs wall hanging

hanging and wall hanging both are nouns.

Word	Noun	Adjective	Verb	Adverb
hanging	Yes	No	No	No
wall hanging	Yes	No	No	No

As nouns, hanging and wall hanging are synonyms defined as:

hanging and wall hanging: decoration that is hung (as a tapestry) on a wall or over a window

hanging (noun)	wall hanging (noun)
the act of suspending something (hanging it from above so it moves freely)	decoration that is hung (as a tapestry) on a wall or over a window
a form of capital punishment; victim is suspended by the neck from a gallows or gibbet until dead
decoration that is hung (as a tapestry) on a wall or over a window