Green - The graph /i/ making the sound "E' as in ski

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Across
  1. 1. One of a kind, not like anything else
  2. 3. Something you do the same way each day
  3. 5. Has the most weight
  4. 6. A person who delivers packages
Down
  1. 2. Staying away from others to stop germs spreading
  2. 4. Something that went very wrong