over-centralized
/ˌəʊvəˈsɛntrəlʌɪzd/ /ˌəʊvəˈsɛntr(ə)lʌɪzd/adjective
Excessively centralized; characterized by over-centralization.
Origin
Mid 19th century; earliest use found in John Motley (1814–1877), historian and diplomat. From over- + centralized.