arae
arae is a Latin form of ara, meaning “altar”. It is the nominative plural feminine noun.
Found 79 times in the Latin texts on Socratos.
Where it is used
Cicero, Pro T. Annio Milone 85: … inuisse. vos enim iam, Albani tumuli atque luci, vos, inquam, imploro atque testor, vosque, Albanorum obrutae arae, sacrorum populi Romani sociae et aequales, quas ille praeceps amentia caesis prostratisque sanctissimis luci …
Curtius Rufus, Historiarum Alexandri Magni 8.11.24: Rex locorum magis quam hostium victor tamen magnae victoriae speciem sacrificiis et cultu deum fecit. Arae in petra locatae sunt Minervae Victoriaeque.
All forms of ara (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.