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relief, fill-in, backup, substitute, reliever, stand-in, backup man | someone who takes the place of another (as when things get dangerous or difficult) | |
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backup | an accumulation caused by clogging or a stoppage | |
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backup, computer backup | [in computer_science] a copy of a file or directory on a separate storage device | |
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support, accompaniment, backup, musical accompaniment | a musical part (vocal or instrumental) that supports or provides background for other musical parts | |
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patronage, backing, backup, championship | the act of providing approval and support |