execration vs denouncement

execration and denouncement both are nouns.

Word	Noun	Adjective	Verb	Adverb
execration	Yes	No	No	No
denouncement	Yes	No	No	No

As nouns, denouncement is a hypernym of execration; that is, denouncement is a word with a broader meaning than execration:

execration: an appeal to some supernatural power to inflict evil on someone or some group
denouncement: a public act of denouncing

Other hypernyms of execration include denunciation.

execration (noun)	denouncement (noun)
the object of cursing or detestation; that which is execrated	a public act of denouncing
an appeal to some supernatural power to inflict evil on someone or some group
hate coupled with disgust