11
dukedom(noun, region, estate)
5
canton(noun, government, region)
5
county(noun, government, region)
5
domain(noun, region)
5
kingdom(noun, region)
5
region(noun, government, region, estate)
5
territory(noun, government, region, estate)
4
archduchy
4
archdukedom
4
city(noun, region)
4
empire(noun, region)
4
principality(noun, estate)
4
province(noun, government, region)
4
realm(noun, region)
4
shire(noun, government, region)
4
state(noun, government, region)
3
bailiwick(noun, region)
3
borough(noun, region)
3
colony(noun, region)
3
commonweal(noun, region)
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APASmart Define. (2015). duchy thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/duchy/thesaurus/synonyms
ChicagoSmart Define. 2015. "duchy thesaurus" https://smartdefine.org/duchy/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, duchy thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/duchy/thesaurus/synonyms>.
MLASmart Define. "duchy thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/duchy/thesaurus/synonyms>