ferocity vs fury

ferocity and fury both are nouns.

Word	Noun	Adjective	Verb	Adverb
ferocity	Yes	No	No	No
fury	Yes	No	No	No

As nouns, ferocity and fury are synonyms defined as:

Other synonyms of ferocity include fierceness, furiousness, vehemence, violence, wildness.

ferocity (noun)	fury (noun)
the property of being wild or turbulent	the property of being wild or turbulent
	a feeling of intense anger
	state of violent mental agitation