wildness vs vehemence

wildness and vehemence both are nouns.

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

As nouns, wildness and vehemence are synonyms defined as:

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

wildness (noun)	vehemence (noun)
an intractably barbarous or uncultivated state of nature	the property of being wild or turbulent
an unruly disposition to do as one pleases	intensity or forcefulness of expression
the property of being wild or turbulent
a feeling of extreme emotional intensity