Synonyms and related words :
abhorrent, abominable, arrant, atrocious, awful, bad, bad for, bad-smelling, baleful, baneful, barfy, base, beastly, below contempt, beneath contempt, blameworthy, brackish, brutal, cloying, contaminated, contemptible, corroding, corrosive, corrupting, corruptive, counterproductive, crude, damaging, deadly, deleterious, deplorable, despicable, detestable, detrimental, dire, dirty, disadvantageous, disgusting, disserviceable, distressing, dreadful, egregious, enormous, execrable, fecal, fetid, filthy, flagrant, forbidding, foul, frowsty, frowy, frowzy, fulsome, funky, fusty, gamy, graveolent, grievous, gross, harmful, hateful, heinous, high, horrible, horrid, hurtful, icky, ignoble, ill-smelling, infamous, injurious, insalubrious, insanitary, lamentable, lethal, loathsome, lousy, maggoty, malefic, malevolent, malign, malignant, malodorous, mawkish, mephitic, miasmal, miasmic, mildewed, mildewy, mischievous, moldy, monstrous, morbific, musty, nasty, nauseant, nauseating, nauseous, nefarious, nidorous, notorious, noxious, objectionable, obnoxious, obscene, odious, odorous, offensive, olid, ominous, outrageous, overripe, pathogenic, peccant, pernicious, pestiferous, pitiable, pitiful, poisonous, polluted, prejudicial, putrid, rancid, rank, reasty, reasy, rebarbative, reechy, reeking, reeky, regrettable, repellent, reprehensible, repugnant, repulsive, revolting, rotten, sad, scandalous, scatheful, schlock, scurvy, septic, shabby, shameful, shocking, shoddy, sickening, sickly, smellful, smelling, smelly, sordid, spoiled, squalid, stenchy, stinking, strong, stuffy, sulfurous, tainted, terrible, too bad, toxic, unclean, unhealthful, unhealthy, unhygienic, unsanitary, unwholesome, venenate, veneniferous, venenous, venomous, vicious, vile, villainous, virulent, vomity, weevily, woeful, worst, worthless, wretched, yucky