monstrous Definition

grotesque, wicked, heinous, atrocious, evil, big, ugly, unnatural, large, grievous, flagitious, gigantic, hideous, beastly, horrendous, massive, unspeakable, vile, abominable, odious, loathsome, savage, horrifying, terrible, repulsive, horrible, horrific, outrageous, brutal, huge, dreadful, mighty, inhuman, enormous, appalling, barbaric, barbarous, cruel, despicable, sinister, gruesome, disgusting, egregious, freak, abhorrent, immense, awful, shameful, giant, disgraceful, inhumane, scandalous, unprecedented, flagrant, excruciating, mad, grim, harrowing, sick, teratoid, gargantuan, colossal, fearsome, humongous, ghastly, diabolical, freakish, fiendish, demonic, murderous, dastardly, ferocious, horrid, unfathomable, brutish, frightful, vicious, ginormous, hellish, nightmarish, malevolent, ungodly, unimaginable, merciless, prodigious, devilish, bestial, stupendous, ghoulish, bemonster, titanic, mammoth, puny, bloodthirsty, terrifying, ogreish, scelestic, staggering, monstruous, insane,