ferocity

Noun

Synonyms: fierceness furiousness fury vehemence violence wildness

WordNet 3.0

Noun (1)

the property of being wild or turbulent“the storm's violence”Synonyms: fierceness furiousness fury vehemence violence wildness

Webster's Dictionary (GCIDE)

Ferocity \Fe*roc"i*ty\, n. [L. ferocitas, fr. ferox, -ocis, fierce, kin to ferus wild: cf. F. ferocit['e]. See Fierce.] Savage wildness or fierceness; fury; cruelty; as, ferocity of countenance. [1913 Webster]

The pride and ferocity of a Highland chief. --Macaulay. [1913 Webster]