Synonyms and related words :
aberrant, abnormal, abominable, ailing, atrocious, bad, below par, blue, broad, clashing, colliding, conflicting, criminal, critically ill, delinquent, deviant, discordant, disgraceful, donsie, down, evil, faint, faintish, feeling awful, feeling faint, feeling something terrible, hardly the thing, harsh, ignominious, ill, illegal, improper, in danger, inappropriate, incongruous, incorrect, indecorous, indisposed, infamous, inharmonious, laid low, low, mean, mortally ill, not done, not quite right, not the thing, off-base, off-tone, offish, out of sorts, out-of-line, poorly, purple, racy, risky, risque, rocky, sacrilegious, salty, scabrous, scandalous, seedy, shady, shameful, shameless, sick, sick unto death, sickish, sickly, sinful, spicy, suggestive, taken ill, terrible, under the weather, undue, unfit, unfitting, unlawful, unrighteous, unseemly, unsuitable, unwell, wicked, wrong, wrongful