glide slope vs skyway

glide slope and skyway both are nouns.

Word	Noun	Adjective	Verb	Adverb
glide slope	Yes	No	No	No
skyway	Yes	No	No	No

As nouns, skyway is a hypernym of glide slope; that is, skyway is a word with a broader meaning than glide slope:

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

Other hypernyms of glide slope include air lane, airway, flight path.

glide slope (noun)	skyway (noun)
the final path followed by an aircraft as it is landing	a designated route followed by airplanes in flying from one airport to another