List of duchy synonyms and duchy related words.
Kreis, ally, archbishopric, archdiocese, archduchy, archdukedom, arrondissement, bailiwick, bishopric, body politic, borough, buffer state, canton, captive nation, chieftaincy, chieftainry, city, city-state, colony, commonweal, commonwealth, commune, congressional district, constablewick, country, county, departement, diocese, district, domain, dominion, dukedom, earldom, electoral district, electorate, empery, empire, free city, government, grand duchy, hamlet, hundred, kingdom, land, magistracy, mandant, mandate, mandated territory, mandatee, mandatory, metropolis, metropolitan area, nation, nationality, oblast, okrug, parish, polis, polity, possession, power, precinct, principality, principate, protectorate, province, puppet government, puppet regime, realm, region, republic, riding, satellite, seneschalty, settlement, sheriffalty, sheriffwick, shire, shrievalty, soke, sovereign nation, stake, state, sultanate, superpower, territory, toparchia, toparchy, town, township, village, wapentake, ward