-ir prefix to root words

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Across
  1. 4. Not following a pattern or rule; uneven or different.
  2. 5. Not related or important to what we’re talking about
  3. 6. Not doing what you’re supposed to; not careful
  4. 7. Something that cannot be taken away or moved
Down
  1. 1. So nice or fun that you can’t say no to it.
  2. 2. Not making sense; not logical or fair
  3. 3. So special that it can’t be replaced.