ILL a.
l humor, a disagreeable mood; bad temper. -- Ill nature, bad disposition or temperament; sullenness; esp., a disposition to cause unhappiness to others. -- Ill temper, anger; moroseness; crossness. -- Ill turn. (a) An unkind act. (b) A slight attack of illness. [Colloq. U.S.] -- Ill will, unkindness; enmity; malevol…