The most vigorous steal from us the match (9)

I believe the answer is:

robustest

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'the most vigorous' is the definition.
I can't tell whether this defines the answer.

'steal from us the match' is the wordplay.
'steal from' becomes 'rob' (I've seen this before).
'the match' becomes 'test' (test match is a kind of match).
'rob'+'us'+'test'='ROBUSTEST'

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I've seen this clue in the Sydney Morning Herald.

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