violence vs savageness

violence and savageness both are nouns.

Word	Noun	Adjective	Verb	Adverb
violence	Yes	No	No	No
savageness	Yes	No	No	No

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

Other hyponyms of violence include savagery.

violence (noun)	savageness (noun)
an act of aggression (as one against a person who resists)	the property of being untamed and ferocious
the property of being wild or turbulent
a turbulent state resulting in injuries and destruction etc.