Molière can upset formalities (10)

I believe the answer is:

ceremonial

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'moliere can upset formalities' is the definition.
I can't judge whether this definition defines the answer.

'moliere can upset' is the wordplay.
'upset' indicates an anagram.
'moliere'+'can'='molierecan'
'molierecan' anagrammed gives 'CEREMONIAL'.

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(Other definitions for ceremonial that I've seen before include "Ritual procedure" , "Official" , "Ritual(istic)" , "Purely formal" .)

I've seen this clue in The Times.

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