Chore (noun)

1. A routine task, especially a household one, that is done regularly.
2. A task or job that is regarded as tedious or unpleasant.

Origin:

The word 'chore' comes from the middle english 'chare' which means 'turn of work.'.

Examples:

1. Doing the dishes is her least favorite chore.
2. His daily chore list included mowing the lawn, washing the car, and grocery shopping.
3. Sweeping the floor was a tedious chore, but it had to be done.
4. She divided the household chores equally among the family members.
5. His weekend chore was to clean the garage.