silent letters

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Across
  1. 5. hold royal office
  2. 6. a piece of work to be done
  3. 7. to put in a line
  4. 8. to make or draw plans for something
  5. 10. a very small flying insect
Down
  1. 1. a type of perfume
  2. 2. from a different place
  3. 3. a symbol
  4. 4. a fictional being like a dwarf
  5. 9. to grind the teeth together