κἤν (ken)
κἤν is an Ancient Greek form of ἐν, meaning “in, among (+dat.)”. It is the preposition.
It can also be a form of ἐκεῖνος, “that, that one (there)”. It is the accusative singular neuter pronoun.
Found 224 times in the Ancient Greek texts on Socratos.
Where it is used
Theocritus, Εἰδύλλια 1.103: Δάφνις κἠν Ἀίδα κακὸν ἔσσεται ἄλγος Ἔρωτι.
Sappho, Poems and Fragments (ed. Edmonds 1922) 38.3: ἔμμεναι κάλλιστον· ἔγω δὲ κῆνʼ ὄττω
Dionysius of Halicarnassus, Antiquitates Romanae 11.28.3: κὴν ἐξουσίαν καὶ πρώτου λαβόντος. ταύτην τὴν κόρην ἐπίγαμον οὖσαν ἤδη θεασάμενος Ἄππιος Κλαύδιος ὁ τῆς δεκαδαρχία …
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.