Hopefully, you won't have to spell out the obvious list on your parents' duty roster, of bill-paying, grass-mowing, food-buying, etc.

She was responsible for taking the temperature of fridges and water at specific times and entering the results in a duty roster.

As his name was at the top of the duty roster, he was the first to be identified as a conspirator.

Duty rosters were organised to prevent friends and roommates being assigned to the same patrols.