oversophisticated

adjective

over·​so·​phis·​ti·​cat·​ed ˌō-vər-sə-ˈfi-stə-ˌkā-təd 

: excessively or needlessly sophisticated

… an oversophisticated piece of technology whose worthlessness has been demonstrated on the test range.

—Francis Fukuyama

This explains something of his political instincts: populist, suspicious of oversophisticated elites, …

—Rowan Williams

Word History

First Known Use

1838, in the meaning defined above