clearway vs road

clearway and road both are nouns.

Word	Noun	Adjective	Verb	Adverb
clearway	Yes	No	No	No
road	Yes	No	No	No

As nouns, road is a hypernym of clearway; that is, road is a word with a broader meaning than clearway:

clearway: a road on which you are not allowed to stop (unless you have a breakdown)
road: an open way (generally public) for travel or transportation

Other hypernyms of clearway include route.

clearway (noun)	road (noun)
a road on which you are not allowed to stop (unless you have a breakdown)	a way or means to achieve something
	an open way (generally public) for travel or transportation