Identify the literary devices

123456789
Across
  1. 2. Busy as a bee
  2. 6. Bittersweet
  3. 7. Bag of big blue balls
  4. 8. Autumn leaves falling down.
  5. 9. My pen is not cooperating with me.
Down
  1. 1. The suits were at a meeting.
  2. 3. A fire station that burns down
  3. 4. Time is money.
  4. 5. I'm so tired I could sleep for a year.
  5. 6. Pop pop the bubbles popped.