κυσίν (kysin)
κυσίν is an Ancient Greek form of κύων, meaning “dog”. It is the dative plural masculine noun.
Found 73 times in the Ancient Greek texts on Socratos.
Where it is used
Apollonius Rhodius, Argonautica 4.1393: Λυσσαλέοις δἤπειτʼ ἴκελοι κυσὶν ἀίσσοντες
Euripides, Cyclops 130: φροῦδος πρὸς Αἴτνῃ θῆρας ἰχνεύων κυσίν.
Babrius, Fables 85.1: Κυσίν ποτʼ ἔχθρη καὶ λύκοις συνειστήκει.
All forms of κύων (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.