κρατεῖν (kratein)
κρατεῖν is an Ancient Greek form of κρατέω, meaning “rule, be master of, prevail”. It is the present active infinitive.
Found 409 times in the Ancient Greek texts on Socratos.
Where it is used
Thucydides, History of the Peloponnesian War 1.28.2: εἰ δέ τι ἀντιποιοῦνται, δίκας ἤθελον δοῦναι ἐν Πελοποννήσῳ παρὰ πόλεσιν αἷς ἂν ἀμφότεροι ξυμβῶσιν· ὁποτέρων δ’ ἂν δικασθῇ εἶναι τὴν ἀποικίαν, τούτους κρατεῖν. ἤθελον δὲ καὶ τῷ ἐν Δελφοῖς μαντείῳ ἐπιτρέψαι.
All forms of κρατέω (conjugation 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.