Main entry: ailing, under the weather, indisposed, poorly, unwell, peaked, sickly, seedy
Definition: somewhat ill or prone to illness
Usage: my poor ailing grandmother; feeling a bit indisposed today; you look a little peaked; feeling poorly; a sickly child; is unwell and can't come to work
Main entry: ill, badly, poorly
Definition: (`ill' is often used as a combining form) in a poor or improper or unsatisfactory manner; not well
Usage: he was ill prepared; it ill befits a man to betray old friends; the car runs badly; he performed badly on the exam; the team played poorly; ill-fitting clothes; an ill-conceived plan