It’s so easy

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Across
  1. 4. Any work that someone believes it is their duty to do
  2. 7. A wise saying or proverb
  3. 9. A way of doing an activity that needs skill
  4. 10. To try to do something
  5. 11. To rise extremely quickly
  6. 12. Being the only existing one of its type
Down
  1. 1. Why you do something or why something exists
  2. 2. To accept or recognize something
  3. 3. Different or becoming different from something
  4. 5. A new idea or method
  5. 6. A piece of information that suggests how something should be done
  6. 8. A result or effect of an action