A way to avoid peace's outcome (6)

I believe the answer is:

escape

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'outcome' is the definition.
(thesaurus)

'a way to avoid peace's' is the wordplay.
'peace's' anagrams to 'ESCAPE'.
But, I am not clear how this is indicated.

Can you help me to learn more?

(Other definitions for escape that I've seen before include "Avoid - flight" , "Getaway" , "Break loose - flight" , "Get free from captivity" , "A key at top, on left" .)

I've seen this clue in The Globe and Mail.

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