Re·gret·ful a. Full of regret; indulging in regrets; repining. -- Re*gret*ful*ly, adv.
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  regretful
       adj : having regret or sorrow or a sense of loss over something
             done or undone; "felt regretful over his vanished
             youth"; "regretful over mistakes she had made" [syn: sorry]
             [ant: unregretful]