pachuco vs teenager

pachuco and teenager both are nouns.

Word	Noun	Adjective	Verb	Adverb
pachuco	Yes	No	No	No
teenager	Yes	No	No	No

As nouns, teenager is a hypernym of pachuco; that is, teenager is a word with a broader meaning than pachuco:

pachuco: a Mexican-American teenager who belongs to a neighborhood gang and who dresses in showy clothes
teenager: a juvenile between the onset of puberty and maturity

Other hypernyms of pachuco include adolescent, stripling, teen.

pachuco (noun)	teenager (noun)
a Mexican-American teenager who belongs to a neighborhood gang and who dresses in showy clothes	a juvenile between the onset of puberty and maturity