disclosure vs singing

disclosure and singing both are nouns.

Word	Noun	Adjective	Verb	Adverb
disclosure	Yes	No	No	No
singing	Yes	Yes	No	No

As nouns, singing is a hyponym of disclosure; that is, singing is a word with a more specific, narrower meaning than disclosure:

disclosure (noun)	singing (noun)
the speech act of making something evident	the act of singing vocal music
	disclosing information or giving evidence about another

disclosure (adjective)	singing (adjective)
	smooth and flowing