Two or more syllables

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Across
  1. 3. A brief blast of water to wake you up
  2. 6. A four-sided shape with opposite sides equal and four right angles.
  3. 7. Place where doctors and nurses treat the sick and injured.
  4. 9. Tall coastal tower that warns ships with a flashing light.
  5. 10. Two pieces of bread holding fillings inside.
Down
  1. 1. The ability or capacity to do work, influence others, or supply energy.
  2. 2. The health professional who cleans and fixes teeth.
  3. 4. 3D shape with two parallel circular faces and one curved side.
  4. 5. The set of letters used to write a language.
  5. 8. Intelligent, playful marine mammal known for leaping.