Words which means something or someone is not very nice

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Across
  1. 5. Sounds like while but five times over
  2. 7. Could make you see sickness?
  3. 11. Perhaps more like a snowman than a Wookie
  4. 12. If you didn't have the 'S' it would be easy peasy lemon
  5. 15. Like the French peasants
  6. 17. Don't go hiking in the woods without it
  7. 18. Like The Brothers but more bleak
Down
  1. 1. Its the sound of Supercalafagolisticexpealidocious
  2. 2. Too many beans on a Friday can cause problems with this later
  3. 3. As for me, am I really that bad in the cartoon film
  4. 4. With a compass bearing in the middle animals would love it
  5. 6. not respecting the wind and floating without the float
  6. 8. like haunting but with a different vowel
  7. 9. Somewhere between 143 and 145 would be unattractive
  8. 10. Could we say sweet quiche was this?
  9. 13. Could be chicken like but is not nice
  10. 14. Henry was this
  11. 16. The beginning of a growl without the pee in potty isn't nice at all