Language crossword

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Across
  1. 1. A game or problem designed to test ingenuity.
  2. 3. A subtle suggestion or piece of advice.
  3. 5. A popular word game played on a grid.
  4. 8. A framework of vertical and horizontal lines.
  5. 9. To find the answer to a problem.
Down
  1. 2. A character representing a sound in a language.
  2. 4. A solution to a question or problem.
  3. 5. Information given to help find the solution.
  4. 6. A single unit of language.
  5. 7. A statement of the exact meaning of a word.