Atrocity
Part of speech: noun
Definition: The quality or state of being atrocious; enormous wickedness; extreme criminality or cruelty. An extremely cruel act; a horrid act of injustice.
Inhumanity
Part of speech: noun
Definition: The lack of compassion.An inhuman act.
Example sentence: You're going to tell me that things aren't right in Cuba, and so we shouldn't engage. It's lunacy. Look outside your door and see the inhumanity of Americans... that we perpetrate on a daily basis in our lives... and then tell me that you're going to isolate Cuba as an example. I'm sorry; that's unacceptable.