ἔνος
ἔνος (B), η, ον, found only in oblique cases of fem., gen. ἔνης, Ep. ἔνηφι, dat. ἔνῃ, acc. ἔνην, in the sense of εἰς τρίτην,
A). the day after tomorrow: ἔς τ’ αὔριον ἔς τε ἔνηφιν Op. 410 ( v.l. ἔς τ’ ἔννηφι ); gen. ἔνης Ec. 796 , Dor. ἔνας ; 18.14 εἰς ἔνην Ach. 172 ; αὔριον <καὶ> τῇ ἔνῃ ; 6.21 ἐς ἔνης ἡ prob. l. (for ἐς ἔνης ἡ σή) in ; cf. 47.41 ἔναρ· ἐς τρίτην ( Lacon.), , and v. ἐπέναρ . (Demonstr. stem eno- (ono-), cf. Umbr. enom 'tum', Slav. on[ucaron] 'he'.)