contubernio
contubernio is a Latin form of contubernium, meaning “companionship in a tent; band/brotherhood; shared war tent”. It is the ablative singular neuter noun.
Found 41 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Civili 3.76: … dimentorum et sarcinarum relicta, ad haec repetenda invitati propinquitate superiorum castrorum, depositis in contubernio armis, vallum relinquebant. Quibus ad sequendum impeditis Caesar, quod fore providerat, meridiano fere tempor …
All forms of contubernium (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.