elevator operator vs operator

elevator operator and operator both are nouns.

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

As nouns, operator is a hypernym of elevator operator; that is, operator is a word with a broader meaning than elevator operator:

Other hypernyms of elevator operator include manipulator.

elevator operator (noun)	operator (noun)
an operator of an elevator	an agent that operates some apparatus or machine
	someone who owns or operates a business
	a shrewd or unscrupulous person who knows how to circumvent difficulties
	a speculator who trades aggressively on stock or commodity markets
	(mathematics) a symbol or function representing a mathematical operation