denounce vs fulminate

denounce is not a noun while fulminate is a noun.

Word	Noun	Adjective	Verb	Adverb
denounce	No	No	Yes	No
fulminate	Yes	No	Yes	No

As verbs, fulminate is a hyponym of denounce; that is, fulminate is a word with a more specific, narrower meaning than denounce:

Other hyponyms of denounce include rail, condemn, decry, excoriate, objurgate, reprobate.

denounce (noun)	fulminate (noun)
	a salt or ester of fulminic acid

denounce (verb)	fulminate (verb)
speak out against	cause to explode violently and with loud noise
give away information about somebody	come on suddenly and intensely
announce the termination of, as of treaties	criticize severely
to accuse or condemn or openly or formally or brand as disgraceful