The most common and most likely answer to this crossword clue is the 6 letter word QUACKS
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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 QUACKS mean?
QUACKS noun- The sound made by a duck.
- To make a noise like a duck.
- A fraudulent healer or incompetent professional; especially, a doctor of medicine who makes false diagnoses or inappropriate treatment; an impostor who claims to have qualifications to practice medicine.
- A charlatan.
- A doctor.
- To practice or commit quackery (fraudulent medicine).
- To make vain and loud pretensions.