Double suffix's

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Across
  1. 3. adjective study of genetics
  2. 6. adjective a device doing something by its self
  3. 7. adverb meaning in an unwise manner
  4. 9. adverb meaning a way of feeling very happy
  5. 10. noun meaning a condition of beyond
  6. 11. adverb meaning being weak and no protection
  7. 12. adjective meaning the condition of success
  8. 14. adjective meaning in A way of having no meaning or purpose
  9. 15. adverb meaning in an embarrassment manager due to shame
Down
  1. 1. adjective meaning on a big scale
  2. 2. adjective are in a way that expresses the truth
  3. 4. adverb meaning Great pleasure or great happiness
  4. 5. adverb meaning characteristics with poetry
  5. 8. a adjective demanding love or attention
  6. 13. adjective meaning a original idea or a imagination way