illest

an often persistent bodily disorder or disease; a cause for complaining

affected by an impairment of normal physical or mental function; "ill from the monotony of his suffering"

resulting in suffering or adversity; "ill effects"; "it's an ill wind that blows no good"

presaging ill fortune; "ill omens"; "ill predictions"; "my words with inauspicious thunderings shook heaven"- P.B.Shelley; "a dead and ominous silence prevailed"; "a by-election at a time highly unpropitious for the Government"

(`ill' is often used as a combining form) in a poor or improper or unsatisfactory manner; not well; "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"