noun

savage physical violence; great cruelty.

brutality against civilians

savagery,cruelty,bloodthirstiness,viciousness,ferocity,barbarity,wickedness,murderousness,cold-bloodedness,hard-heartedness,harshness,ruthlessness,callousness,heartlessness,mercilessness,pitilessness,remorselessness,sadism,inhumanity,heinousness,monstrousness,atrocity,vileness,bestiality,brutishness,beastliness