voca #07

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Across
  1. 2. a fault in someone or something
  2. 5. to burst out
  3. 6. knowing and understanding a lot about a subject
  4. 7. weak or easy to hurt
  5. 8. to make something dirty or harmful
  6. 11. easy to carry or move
  7. 13. to grow and develop strongly
  8. 14. an idea that attempts to explain something that has not yet been tested
  9. 17. to melt or to become liquid
  10. 18. lacking the correct amount of something
  11. 19. to do or make something again in the same way
Down
  1. 1. to become worse in some way
  2. 2. to throw something away
  3. 3. needing great care; easily damaged or broken
  4. 4. the central or basic part of something
  5. 9. to put something into something else
  6. 10. to change something slightly in order to improve it
  7. 12. to form something or be part of it
  8. 15. to wear something away
  9. 16. impossible to avoid or prevent