raceway vs dirt track

raceway and dirt track both are nouns.

Word	Noun	Adjective	Verb	Adverb
raceway	Yes	No	No	No
dirt track	Yes	No	No	No

As nouns, dirt track is a hyponym of raceway; that is, dirt track is a word with a more specific, narrower meaning than raceway:

Other hyponyms of raceway include cinder track, circuit, racing circuit, speedway, velodrome.

raceway (noun)	dirt track (noun)
a canal for a current of water	a racetrack that is not paved
a course over which races are run