Synonyms for Diversion (same or very similar meaning)
WordNet sense 1 (an attack calculated to draw enemy defense away from the point of the principal attack):
diversionary attack
WordNet sense 2 (an activity that diverts or amuses or stimulates):
recreation
WordNet sense 3 (a turning aside (of your course or attention or concern)):
deflection, deviation, digression, divagation, deflexion
From the ODE community, based on WordNet
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