savagery vs wildness

savagery and wildness both are nouns.

Word	Noun	Adjective	Verb	Adverb
savagery	Yes	No	No	No
wildness	Yes	No	No	No

As nouns, wildness is a hypernym of savagery; that is, wildness is a word with a broader meaning than savagery:

Other hypernyms of savagery include ferocity, fierceness, furiousness, fury, vehemence, violence.

savagery (noun)	wildness (noun)
a brutal barbarous savage act	an intractably barbarous or uncultivated state of nature
the trait of extreme cruelty	an unruly disposition to do as one pleases
the property of being untamed and ferocious	the property of being wild or turbulent
	a feeling of extreme emotional intensity