ὄξινος
From LSJ
νύμφην τ' ἄνυμφον παρθένον τ' ἀπάρθενον → wife unwed and virgin that is no virgin | bride that is no bride, virgin that is virgin no more | virgin wife and widowed maid | unwed bride and ravished virgin
Greek (Liddell-Scott)
ὄξινος: -η, -ον, ξινός, «ὄμφακες: τὰ ἄωρα τῶν βοτρύων καὶ ὄξινα» Α. Β. 53. 10.