Y*4

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Across
  1. 6. reduce complex things to simple elements
  2. 7. relating to the mental process, involve in knowing learning and understanding things
  3. 11. mental or emotional as opposed to physical in nature
  4. 12. related to hearing
  5. 13. working as spreading in a hidden way
  6. 14. something used to remove certain particle contained in, a device
Down
  1. 1. having worth
  2. 2. you look at it, listen to it, or think about it carefully
  3. 3. taking a small amount into the mouth to test its quality
  4. 4. electronic equipment to synthesize voices
  5. 5. no voice
  6. 6. serious effects that follow a sudden, dramatic event
  7. 8. have great influence
  8. 9. voice with low decibel
  9. 10. recognize with gratitude