Crossword Genius

As good as new in the morning? (6)


I believe the answer is:


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But I can't explain it at all! Could you help me understand?

(Other definitions for nearly that I've seen before include "parsimoniously" , "pretty much" , "Noon at eleven fifty nine am" , "Close" , "Give out a bright light" .)

I've seen this clue in The Telegraph and The Guardian.
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