What words are being defined here?

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers.
   chart      cleaner      nap      oversleep      snack      washing-up   
1. to sleep too long - to
2. a short sleep - a
3. a small amount of food between meals - a
4. an informal word for a conversation - a
5. to wash the dishes - to be the a
6. a person who cleans for you - a