decentralization

Etymology tree
Proto-Indo-European *de
Proto-Indo-European *-h₁
Proto-Indo-European *déh₁
Proto-Italic *dē
Latin dē
Latin dē-der.
English de-
Proto-Indo-European *ḱent-der.
Ancient Greek κέντρον (kéntron)der.
Latin centrum
Proto-Indo-European *h₂el-der.?
Proto-Italic *-ālis
Latin -ālis
Latin centrālisbor.
English central
Proto-Indo-European *-id-
Proto-Indo-European *-yéti
Proto-Indo-European *-idyéti
Proto-Hellenic *-íďďō
Ancient Greek -ῐ́ζω (-ĭ́zō)bor.
Late Latin -izōder.
Middle French -iserbor.
Middle English -isen
English -ize
English centralize
English decentralize
Proto-Indo-European *-tis
Proto-Indo-European *-Hō
Proto-Indo-European *-tiHō
Proto-Italic *-tiō
Latin -tiō
Latin -ātiōlbor.
Old French -ationbor.
Middle English -acioun
English -ation
English decentralization
From de- + centralization or decentralize + -ation.