Crossword Dys and Eu

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Across
  1. 3. Sense of well-being.
  2. 6. Illegal practice of painlessly putting to death a person suffering from an incruable, painfully distressing disease.
  3. 7. Speech difficulty.
Down
  1. 1. Substitution of a "good" expression for an unpleasent one.
  2. 2. Pleasing in sound.
  3. 4. Science dealing with improving living conditions.
  4. 5. Faulty nutrition.