Crossword Genius

Invention that restricts rear end chafing (8)


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'chafing' is the definition.

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(Other definitions for friction that I've seen before include "Chafing -- disharmony" , "A rubbing between two surfaces" , "animosity" , "Sliding resistance" , "The rubbing of one thing against another, or quarrel between people" .)

I've seen this clue in the Sydney Morning Herald.
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