IPA: /ˌfɛd.ə.rə.lɪˈzeɪ.ʃən/
KK: /ˌfɛdərəlɪˈzeɪʃən/
The process of transferring power or authority to a central government from smaller political units, such as states or regions.
The federalization of the states allowed for a more unified national policy.
Federalization → It is formed from "federare" (meaning to unite or league) and the suffix "-ization" (meaning the process of making or becoming). The word "federalization" refers to the process of uniting or forming a federation.
Think of the process of 'uniting' ('federare') different groups into a single federation, which is what federalization means.