showing the wearing effects of overwork or care or suffering; "looking careworn as she bent over her mending"; "her face was drawn and haggard from sleeplessness"; "that raddled but still noble face"; "shocked to see the worn look of his handsome young face"- Charles Dickens
A person who looks careworn looks worried, tired, and unhappy. Her face was careworn with anxiety. looking sad, worried, and tired