plosion vs tone ending

plosion and tone ending both are nouns.

Word	Noun	Adjective	Verb	Adverb
plosion	Yes	No	No	No
tone ending	Yes	No	No	No

As nouns, tone ending is a hypernym of plosion; that is, tone ending is a word with a broader meaning than plosion:

plosion: the terminal forced release of pressure built up during the occlusive phase of a stop consonant
tone ending: (music) the act or manner of terminating a musical phrase or tone

Other hypernyms of plosion include release.

plosion (noun)	tone ending (noun)
the terminal forced release of pressure built up during the occlusive phase of a stop consonant	(music) the act or manner of terminating a musical phrase or tone