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having or showing interest; especially curiosity or fascination or concern; "an interested audience"; "interested in sports"; "was interested to hear about her family"; "interested in knowing who was on the telephone"; "interested spectators"
characterized by a firm and humorless belief in the validity of your opinions; "both sides were deeply in earnest, even passionate"; "an entirely sincere and cruel tyrant"; "a film with a solemn social message"
marked by or paying little heed or attention; "We have always known that heedless self-interest was bad morals; we know now that it is bad economics"--Franklin D. Roosevelt; "heedless of danger"; "heedless of the child's crying"