noun
heinousness; atrocious nature; extreme brutality
Refers to the quality of being extremely cruel, brutal, or atrocious, often used in contexts of crime or evil acts.
その事件の凶悪性が社会に衝撃を与えた。
The heinousness of the incident shocked society.
犯行の凶悪
Considering the atrocity of the crime, a severe sentence was handed down.