Morphology - Prefixes

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Across
  1. 1. Not able to be seen by your eyes.
  2. 3. When an answer is wrong.
  3. 4. The math process of adding a number to itself many times.
  4. 6. To not grasp the correct meaning of something.
  5. 7. To write a word with the wrong letters.
  6. 11. Something that doesn't make any sense at all.
  7. 12. A boat that travels underneath the surface of the water.
  8. 13. To communicate or work with other people.
  9. 14. An early look at something, like a movie trailer.
  10. 15. A train that runs on tracks below the ground.
Down
  1. 2. A giant computer network that connects the world.
  2. 4. Having many different shades or hues.
  3. 5. To do something without taking a break.
  4. 8. To get an oven hot before you put food in it.
  5. 9. Exactly half of a round shape.
  6. 10. A type of party or event where you dress in fancy clothes, but not the fanciest possible.