approach path vs airway

approach path and airway both are nouns.

Word	Noun	Adjective	Verb	Adverb
approach path	Yes	No	No	No
airway	Yes	No	No	No

As nouns, airway is a hypernym of approach path; that is, airway is a word with a broader meaning than approach path:

approach path: the final path followed by an aircraft as it is landing
airway: a designated route followed by airplanes in flying from one airport to another

Other hypernyms of approach path include air lane, flight path, skyway.

approach path (noun)	airway (noun)
the final path followed by an aircraft as it is landing	a commercial enterprise that provides scheduled flights for passengers
	a duct that provides ventilation (as in mines)
	the passages through which air enters and leaves the body
	a designated route followed by airplanes in flying from one airport to another