-less meaning without

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Across
  1. 1. with no mercy.
  2. 4. no help.
  3. 7. without a price.
  4. 8. has no words.
  5. 9. Without having hope.
  6. 10. It won't attack you.
Down
  1. 2. no rest.
  2. 3. has no power.
  3. 5. no life.
  4. 6. for no reason.