Synonyms of empire

1 Syllable
realm, reign, realms, sway, reigns
2 Syllables
kingdom, command, union, reigned, nation, domains, control, nations, kingdoms, people, domain, power
3 Syllables
exclave, dominion, commonwealth, dominions, dynasty, dynasties, government
4 Syllables
authority, powers-that-be, predominanc, federation, territory, sovereignty, governance, suzerainty, supremacy, territories, magistracy, jurisdictions, jurisdiction
5 Syllables
principality, principalities, judicature