antiquas
antiquas is a Latin form of antiquus, meaning “ancient, old”. It is the accusative plural feminine adjective.
Found 25 times in the Latin texts on Socratos.
Where it is used
Caesar, De Bello Civili 3.54: … castrorum portis et ad impediendum obicibus obiectis tertia inita vigilia silentio exercitum eduxit et se in antiquas munitiones recepit.
All forms of antiquus (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.