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κυνός

Ἔρως ἀνίκατε μάχαν -> O love, invincible in battle!
Sophocles, Antigone, 781

French (Bailly abrégé)

gén. de κύων.

Dutch (Woordenboekgrieks.nl)

κυνός gen. sing. van κύων.

Russian (Dvoretsky)

κῠνός: gen. к κύων.