dukedom duke • dukeling · · · Info · Definitions · Synonyms · Characters · · dukedom · · Text Latin · · Script 7 · · Length Definitions · · · (noun) the dignity or rank or position of a duke. · · Noun Definition 1 (noun) the domain controlled by a duke or duchess. Synonyms: duchy. · · Noun Definition 2 Synonyms · · · duchy · · Synonym 1 Characters · · d latin small letter d U+0064 e latin small letter e U+0065 k latin small letter k U+006B m latin small letter m U+006D o latin small letter o U+006F u latin small letter u U+0075