Cryptically rate a ruffian? (8)

I believe the answer is:

tearaway

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But I can't explain it at all! Could you help me understand?

(Other definitions for tearaway that I've seen before include "Hothead" , "Reckless and impetuous person" , "Might I stir" , "Delinquent" , "Unruly, impetuous person" .)

I've seen this clue in The Hindu.

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