IPA: /ˈvɪʃəsnəs/
KK: /ˈvɪʃəsnəs/
The quality of being cruel or violent, often with the intention to harm others.
The viciousness of the attack shocked everyone in the community.
Viciousness → It is formed from "vicious" (from Latin *viciosus*, meaning full of faults or vices) and "-ness" (meaning the state or quality of). The word "viciousness" refers to the state of being full of vices or morally bad.
Think of 'vicious' meaning full of faults, and remember that 'viciousness' describes the quality of being morally bad.