Carnage
Part of speech: noun
Definition: Death and destruction. What remains after a massacre, e. g. the corpses or gore.
Example sentence: We've got a very difficult situation created by this embrace of the so-called Arab Spring. And that's not getting better. It's getting worse. The carnage for the people of Syria is horrific, and it's quite frankly too little, too late to reverse a lot of that.
Butchery
Part of speech: noun
Definition: The cruel, ruthless killings of humans, as at a slaughterhouse.An abattoir, a slaughterhouse.The butchering of meat.A disastrous effort, an atrocious failure.The stereotypical behaviors and accouterments of being a butch lesbian.