Nouns

(n)wildness, abandona feeling of extreme emotional intensity“the wildness of his anger”
(n)ferocity, fierceness, furiousness, fury, vehemence, violence, wildnessthe property of being wild or turbulent“the storm's violence”
(n)wildnessan unruly disposition to do as one pleases“Liza had always had a tendency to wildness”, “the element of wildness in his behavior was a protest against repressive convention”
(n)wildnessan intractably barbarous or uncultivated state of nature