Unfriendly feeling; enmity.
A desire to harm others or to see others suffer; extreme ill will or spite.
A malignant tumor
A mean act; as, to be guilty of a meanness.
Spite is a mean or angry feeling that makes someone want to hurt another.
Savage behavior or nature; barbarity.
Find another word for viciousness. In this page you can discover 23 synonyms, antonyms, idiomatic expressions, and related words for viciousness, like: maliciousness, vindictiveness, ruthlessness, callousness, nastiness, malevolence, villainy, sadism, brutality, depravity and despitefulness.