Synonyms to disserviceable

disadvantageous, baleful, baneful, corroding, corrosive, corrupting, corruptive, counterproductive, damaging, deadly, deleterious, depreciative, depreciatory, detracting, detrimental, disparaging, distressing, harmful, hurtful, injurious, lethal, malefic, malevolent, malign, malignant, mischievous, noisome, noxious, ominous, pejorative, pernicious, poisonous, prejudicial, scatheful, slighting, toxic, unadvantageous, uncomplimentary, unfavorable, unprofitable, unrewarding, useless, venenate, veneniferous, venenous, venomous, vicious, virulent, worthless, apocalyptic, bad, bitchy, black, bodeful, boding, cussed, dark, dire, direful, doomful, dreary, evil, evil-starred, fateful, foreboding, gloomy, hateful, ill, ill-boding, ill-fated, ill-omened, ill-starred, inauspicious, iniquitous, invidious, lowering, maleficent, malicious, mean, menacing, mischiev