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echelon [echelons]▼(level or rank)noun[UK: ˈe.ʃə.lɒn] [US: ˈe.ʃə.ˌlɑːn]
ladder [ladders]▼(the hierarchy or ranking system within an organization)noun[UK: ˈlæ.də(r)] [US: ˈlæ.dər]
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