Synonyms for Arrangement (same or very similar meaning)
WordNet sense 1 (a piece of music that has been adapted for performance by a particular set of voices or instruments):
musical arrangement
WordNet sense 2 (the thing arranged or agreed to):
agreement
WordNet sense 3 (an organized structure for arranging or classifying):
organization, system, organisation
WordNet sense 4 (the spatial property of the way in which something is placed):
placement
WordNet sense 5 (the act of arranging and adapting a piece of music):
transcription, arranging
From the ODE community, based on WordNet
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