English words with Greek origins

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Across
  1. 2. Instrument for viewing small objects
  2. 3. Structure of a language
  3. 5. Something old
  4. 7. Books containing articles on various topics
  5. 9. Someone that is greatly admired
  6. 10. System for transmitting voices
Down
  1. 1. Study of physical features on the earth
  2. 4. Engages in the profession of architecture
  3. 6. Management of money
  4. 8. Speaking/talking, usually used in books