atrocity
a-tro-ci-ty
noun
The quality or state of being extremely wicked or cruel.
"The sheer atrocity of the crime shocked everyone."
noun
An extremely wicked, cruel, or brutal act, often involving violence.
"The war was marked by numerous atrocities."
Thesaurus
Synonyms: atrociousness, heinousness, barbarousness, barbarity, inhumanity