chore (
http://definr.com/chore)
n : a specific piece of work required to be done as a duty or
for a specific fee: "estimates of the city's loss on that
job ranged as high as a million dollars"; "the job of
repairing the engine took several hours"; "the endless
task of classifying the samples"; "the farmer's morning
chores" [syn:
job,
task]