word work prefixes

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Across
  1. 4. doing something you know you wont do
  2. 6. quitting or taking a break from something
  3. 7. unboxing a new package
Down
  1. 1. something given to you and you don't like it
  2. 2. grouping things in order
  3. 3. running again on the track field
  4. 4. unlocking something with a key
  5. 5. heating up your food in the oven or microwave