1) Alter 2) Change 3) Decentralise 4) Deconcentrate 5) Make less central 6) Modify 1) Decentralise 2) Deconcentrate 3) Federalise 
• (v. t.) To prevent from centralizing; to cause to withdraw from the center or place of concentration; to divide and distribute (what has been united or concentrated); -- esp. said of authority, or the administration of public affairs.
De·cen'tral·ize transitive verb To prevent from centralizing; to cause to withdraw from the center or place of concentration; to divide and distribute (what has been united or concentrated); -- esp. said of authority, or the administration of public affairs. 
[v] - make less central
deconcentrate verb make less central; `After the revolution, food distribution was decentralized`