The most common and most likely answer to this crossword clue is the 5 letter word FAIRY
I've seen this crossword clue in The Daily Telegraph
F
A
I
R
Y
More clues leading to the result FAIRY
- Elf-like creature, fine and insubstantial
- … the 25th one, perhaps, for Puck?
- Rather lost out as Puck?
- Puck? Female, 6, non-starter!
- Decent play’s ending for Puck
- Not large, quite a small charming creature
- Sprite‘s pretty unknown
- Just an unknown feature on the tree
- Female ethereal being
- Just imaginary, ultimately, mythological being
Buddy explains!

The straight part
We know that "Sprite" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case sprite = fairy.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 FAIRY mean?
FAIRY noun- The realm of faerie; enchantment, illusion.
- A mythical being with magical powers, known in many sizes and descriptions, although often depicted in modern illustrations only as a small sprite with gauze-like wings, and revered in some modern forms of paganism.
- An enchantress, or creature of overpowering charm.
- A male homosexual, especially one who is effeminate.
- A member of two species of hummingbird in the genus Heliothryx.
- Like a fairy; fanciful, whimsical, delicate.