ducem
ducem is a Latin form of dux, meaning “leader, general”. It is the accusative singular masculine noun or accusative singular feminine noun.
Found 505 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 6.17.1: Deum maxime Mercurium colunt. Huius sunt plurima simulacra: hunc omnium inventorem artium ferunt, hunc viarum atque itinerum ducem, hunc ad quaestus pecuniae mercaturasque habere vim maximam arbitrantur. Post hunc Apollinem et Martem et Iovem et Minervam.
Curtius Rufus, Historiarum Alexandri Magni 6.9.26: Ducem equitatus pridie viderant, sciebant regis interfuisse convivio : repente reum quidem, sed iam damnatum, immo vinctum intuebantur.
All forms of dux (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.