dry walling vs building

dry walling and building both are nouns.

Word	Noun	Adjective	Verb	Adverb
dry walling	Yes	No	No	No
building	Yes	No	No	No

As nouns, building is a hypernym of dry walling; that is, building is a word with a broader meaning than dry walling:

Other hypernyms of dry walling include construction.

dry walling (noun)	building (noun)
the activity of building stone walls without mortar	the act of constructing something
	the commercial activity involved in repairing old structures or constructing new ones
	a structure that has a roof and walls and stands more or less permanently in one place
	the occupants of a building