Tricks of the Tongue

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Across
  1. 1. A synonym for fast
  2. 3. Something that stops progress
  3. 9. A synonym for coworkers
  4. 10. A synonym for situation
  5. 12. A gerund that means to speak with others
  6. 13. Groups of words that have meaning when used together
Down
  1. 2. A verb to mean completely surrounded
  2. 4. To be able to speak with ease
  3. 5. To have complete control over a skill
  4. 6. Not real, made up
  5. 7. To be of great height or very difficult to achieve
  6. 8. Levels of development
  7. 11. Something that originated in a particular place
  8. 12. Something of vital importance