Horrorsome

There are monsters and creatures with horrorsome features / And shapes to drive men to insanity.

[...] the merciless massacres, plunders, outrages, rapes and abductions perpetrated by Islamic terrorists in India and in its frontiers for almost a thousand years stand as glaring examples of despicable and horrorsome human depravity, which extends to the twentyfirst century through Pakistan and its terrorist groups with more ferocity and terrific cruelty.