building vs elevator

building and elevator both are nouns.

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

building (noun)	elevator (noun)
the act of constructing something	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 commercial activity involved in repairing old structures or constructing new ones	the airfoil on the tailplane of an aircraft that makes it ascend or descend
a structure that has a roof and walls and stands more or less permanently in one place
the occupants of a building