The most common and most likely answer to this crossword clue is the 4 plus 5 letter word LEAF GREEN
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The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does LEAF GREEN mean?
LEAF GREEN noun- A bright green like the usual colour of leaves.
- Having leaf green as its colour.