Hammer is a tool used for hitting an object such as a nail.
Bookcase is a piece of furniture with shelves to put books on.
Paint means to cover a surface with paint.
Homework is the work that teachers give their students to do at home. Housework is the work of keeping a house clean and tidy
Listen means to give attention to something you can hear.
Dish means all the plates, glasses, knives, forks, etc. that have been used during a meal.