duchy
/ˈdʌt͡ʃi/ noun
Forms duchies
Synonyms
Etymology
From Middle English duche, from Anglo-Norman duché, from Old French duc, or from Medieval Latin ducātus, from Latin dux. Doublet of ducat and dogate.
Webster’s 1913
Etymology [F. duché, OF. duchée, (assumed) LL. ducitas, fr. L. dux. See Duke.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “duchy”, CC BY-SA 4.0. Details