The most common and most likely answer to this crossword clue is the 8 letter word NOSINESS
N
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S
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N
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S
S
More clues leading to the result NOSINESS
- One boy about to go to the head for snooping
- Desire to find out how one’s sins can be cured
- Prying seaman’s among rogue number joining ship
- Curiosity of one not taking part in clamour
- Ratios between small numbers create curiosity
- Numbers in curve creating curiosity
- Lacking function, bodyguard is possible cat-killer
- Sins circulated with one’s tendency to pry
Buddy explains!

The straight part
We know that "Desire to find out" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case desire to find out = nosiness.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.