The most common and most likely answer to this crossword clue is the 7 letter word GLIMMER
I've seen this crossword clue in The Daily Telegraph
G
L
I
M
M
E
R
More clues leading to the result GLIMMER
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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 GLIMMER mean?
GLIMMER noun- A faint light; a dim glow.
- A flash of light.
- A faint or remote possibility.
- Mica
- To shine with a faint, unsteady light.