The most common and most likely answer to this crossword clue is the 5 letter word KNACK
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K
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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 KNACK mean?
KNACK noun- A readiness in performance; aptness at doing something.
- A petty contrivance; a toy.
- Something performed, or to be done, requiring aptness and dexterity.
- To crack; to make a sharp, abrupt noise; to chink.
- To speak affectedly.