What is difference between duty and responsibility?

DUTY**BEHAVIOR SHOWING A PROPER REGARD OR SENSE OF OBLIGATION.JUSTICE MORALITY.ONES OCCUPATION OR POSITION. RESPONSIBILITY**OBLIGATION,TO DO WHAT IS ASK,IF YOU SAY YOUR GOING TO DO SOMEHTHING DO IT,TRUST,HONEST, TO CARE FOR ANOTHER WHEN ONE CANT,BE RESPONABLE FOR YOURSELF AND YOUR ACTIONS.