Shouting one's vocation (7)

I believe the answer is:

calling

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This might be a double definition.

'shouting one's' is the first definition.
'calling' can be an answer for 'shouting' ('call' can be a synonym of 'shout'). I'm not certain of the 'one's' bit.

'vocation' is the second definition.
(synonyms)

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(Other definitions for calling that I've seen before include "Vocation or profession" , "Urge to follow a particular career" , "Occupation" , "visiting" , "Running a bingo game" .)

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

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