(countable) An instance of a disease or poor health. / (uncountable) A state of bad health or disease.

plural of illness

(obsolete) Evil; wicked (of people). / (archaic) Morally reprehensible (of behaviour etc.); blameworthy. / Indicative of unkind or malevolent intentions; harsh, cruel.

Not well; imperfectly, badly

(often pluralized) Trouble; distress; misfortune; adversity. / Harm or injury. / Evil; moral wrongfulness. / A physical ailment; an illness. / (US, slang, uncountable) PCP, phencyclidine.

(intransitive, slang) To behave aggressively.

A spiteful or vengeful attitude; a grudge; dislike.

Abbreviation of Illinois.

plural of ill

of, or relating to an illation. / (grammar) of, or relating to the grammatical case that in some languages indicates motion towards or into something.