Wife putting out extra cotton wool (7)

I believe the answer is:

wadding

'cotton wool' is the definition.
(type of cotton wool stuffing)

'wife putting out extra' is the wordplay.
'wife' becomes 'w'.
'putting out extra' becomes 'adding' (adding something extra).
'w'+'adding'='WADDING'

I've seen this clue in The Times.

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