ill

(noun): (often pluralized) Trouble; distress; misfortune; adversity.
(noun): Harm or injury.
(noun): Evil; moral wrongfulness.
(noun): A physical ailment; an illness.
(noun): PCP, phencyclidine.
(adjective): Evil; wicked (of people).
(adjective): Morally reprehensible (of behaviour etc.); blameworthy.
(adjective): Indicative of unkind or malevolent intentions; harsh, cruel.
(adjective): Unpropitious, unkind, faulty, not up to reasonable standard.
(adjective): Unwell in terms of health or physical condition; sick.
(adjective): Having an urge to vomit.
(adjective): (hip-hop slang) Sublime, with the connotation of being so in a singularly creative way.
(adjective): Extremely bad (bad enough to make one ill). Generally used indirectly with to be.
(adjective): Unwise; not a good idea.
(adverb): Not well; imperfectly, badly; hardly.