glottal stop vs plosive

glottal stop and plosive both are nouns.

Word	Noun	Adjective	Verb	Adverb
glottal stop	Yes	No	No	No
plosive	Yes	No	No	No

As nouns, plosive is a hypernym of glottal stop; that is, plosive is a word with a broader meaning than glottal stop:

glottal stop: a stop consonant articulated by releasing pressure at the glottis; as in the sudden onset of a vowel
plosive: a consonant produced by stopping the flow of air at some point and suddenly releasing it

Other hypernyms of glottal stop include occlusive, plosive consonant, plosive speech sound, stop, stop consonant.

glottal stop (noun)	plosive (noun)
a stop consonant articulated by releasing pressure at the glottis; as in the sudden onset of a vowel	a consonant produced by stopping the flow of air at some point and suddenly releasing it