English
extraimperial
From extra- + imperial; compare extranational and extraterritorial.
Proto-Indo-European *h₁éǵʰs ‘out’
Proto-Indo-European *h₁eǵʰsteros
Proto-Italic *eksteros
Latin exter ‘being on the outside’
Latin extrā ‘outside, except, beyond’
English extra-
Proto-Indo-European *perh₃- ‘to grant’
…
Latin imperium ‘empire, imperial government’
Latin imperiālis ‘of the empire or emperor, imperial’
Old French imperial
Middle English imperial
English imperial
Today it means
adj Located, or directed towards states with are located, outside the territory of an empire.
Language periods are conventional ranges, not dates for this word.
Etymograph / extraimperial