Acute, short shock causes total pandemonium (10)

I believe the answer is:

utterchaos

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'total pandemonium' is the definition.
I know nothing about this answer so I cannot judge whether this works.

'acute short shock' is the wordplay.
'shock' indicates an anagram (a shocked or disturbed version of the letters).
'acute'+'short'='acuteshort'
'acuteshort' with letters rearranged gives 'UTTERCHAOS'.

'causes' acts as a link.

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I've seen this clue in The Irish Times.

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