Coy Bill plays daft: not like these words! (12)

I believe the answer is:

polysyllabic

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'these words' is the definition.
(polysyllabic word is a kind of word)

'coy bill plays daft' is the wordplay.
'daft' indicates anagramming the letters.
'coy'+'bill'+'plays'='coybillplays'
'coybillplays' with letters rearranged gives 'POLYSYLLABIC'.

'not like' is the link.
This may not be correct. Some or all of it may be part of another bit of the clue.

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I've seen this clue in The Times.

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