Crossword Genius

Men in tandem worked for reform (9)

Ross

I believe the answer is:

amendment

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'for reform' is the definition.
(thesaurus)

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(Other definitions for amendment that I've seen before include "Alteration made in a formal document" , "change for the better" , "maybe fifth taken by US criminal" , "Correction" , "Corrective treatment" .)

I've seen this clue in The Sun.
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