sub-, pre-, -sion, & Floss Rule

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Across
  1. 2. Go below the surface.
  2. 3. State of combining.
  3. 5. Unscramble the letters alssc.
  4. 6. Unscramble the letters finsf.
  5. 8. Make ready beforehand.
  6. 9. Result of financial support.
  7. 10. Unscramble the letters rlilth.
  8. 11. Act of allowing.
  9. 13. Arrange before event.
  10. 14. Replace with something under.
Down
  1. 1. Below normal.
  2. 4. State of seeing.
  3. 6. Vessel under water.
  4. 7. Unscramble the letters sems.
  5. 8. Edge before drop.
  6. 12. Form an opinion beforehand.