grisly
From Longman Dictionary of Contemporary Englishgrislygris‧ly /ˈɡrɪzli/ adjective BADextremely unpleasant and involving people being killed or injured a series of grisly murdersExamples from the Corpusgrisly• It is enlightening but somewhat grisly.• The servants glared angrily, eager to get the grisly business over and done with.• She has insulated herself from the grisly details.• I glimpsed the black robes and wondered why Southgate would be so interested in such a grisly execution.• We're sorry if you're upset, but think of the grisly things you might otherwise get.Origin grisly Old English grislic