cohortis
cohortis is a Latin form of cohors, meaning “cohort; company”. It is the accusative plural feminine noun.
Found 160 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Gallico 1.42.7: Quod cum fieret, non inridicule quidam ex militibus X. legionis dixit: plus quam pollicitus esset Caesarem facere; pollicitum se in cohortis praetoriae loco X. legionem habiturum ad equum rescribere.
All forms of cohors (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.