English
Fourth Reich
From fourth + Reich.
Proto-Indo-European *kʷetwóres ‘four’
…
Proto-West Germanic *feurþō ‘fourth’
Old English fēorþa ‘fourth’
Middle English ferthe
Middle English fourthe
English fourth
Proto-Germanic *rīkiją ‘realm, kingdom’
Proto-West Germanic *rīkī ‘kingdom, realm’
Old High German rīhhi ‘power, might, empire’
Middle High German rīche
German Reich ‘empire, realm’
English Reich
Today it means
name A hypothetical resurrection of Nazi Germany (Third Reich).
Language periods are conventional ranges, not dates for this word.
Etymograph / Fourth Reich