δεκάτης (dekates)
δεκάτης is an Ancient Greek form of δέκατος, meaning “tenth”. It is the genitive singular feminine adjective.
It can also be a form of δεκάτη, “tenth, tithe”.
Found 29 times in the Ancient Greek texts on Socratos.
Where it is used
Diogenes Laertius, Vitae philosophorum 4.2.14: … Σπεύσιππον καὶ ἀφηγήσατο τῆς σχολῆς πέντε καὶ εἴκοσιν ἔτη ἐπὶ Λυσιμαχίδου ἀρξάμενος κατὰ τὸ δεύτερον ἔτος τῆς δεκάτης καὶ ἑκατοστῆς Ὀλυμπιάδος. ἐτελεύτα δὲ νυκτὸς λεκάνῃ προσπταίσας, ἔτος ἤδη γεγονὼς δεύτερον καὶ ὀγδοηκοστόν.
All forms of δέκατος (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Liddell-Scott-Jones, A Greek-English Lexicon (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.