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Where does the word ‘brock’ come from?
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The word brock is derived from the Old Norse word brók. The word brók is derived from the Proto-Germanic word brōk, which means "bridge." In Old Norse, the word brók was used to refer to the bridge that spanned the River Gjá. The word brock was originally used to refer to a bridge made of wood, but eventually evolved to refer to any wooden bridge.