Done up and fortified (5)

I believe the answer is:

laced

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'fortified' is the definition.
('lace' can be a synonym of 'fortify')

I cannot understand how the rest of the clue works.

Can you help me to learn more?

(Other definitions for laced that I've seen before include "Tied firmly" , "beaten" , "Spiked - shoes are this" , "Like some shoes" , "Added alcohol to (drink)" .)

I've seen this clue in the Evening Standard.

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