Crossword Genius

A review of one's rashness? (7)

Ross

I believe the answer is:

follies

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'a review' is the definition.
(follies is a kind of review)

I can't explain the rest of the clue.

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(Other definitions for follies that I've seen before include "Idiocies" , "Ornamental buildings with no practical purpose" , "Rash actions" , "Silly acts or ornamental buildings" .)

I've seen this clue in the Evening Standard.
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