elevator vs building

elevator and building both are nouns.

Word	Noun	Adjective	Verb	Adverb
elevator	Yes	No	No	No
building	Yes	No	No	No

elevator (noun)	building (noun)
lifting device consisting of a platform or cage that is raised and lowered mechanically in a vertical shaft in order to move people from one floor to another in a building	the act of constructing something
the airfoil on the tailplane of an aircraft that makes it ascend or descend	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