ἐΐκτην

From LSJ

πολλὰ μεταξὺ πέλει κύλικος καὶ χείλεος ἄκρου → there is many a slip twixt cup and lip, there's many a slip twixt cup and lip, there's many a slip 'twixt cup and lip, there's many a slip twixt the cup and the lip, there's many a slip 'twixt the cup and the lip

Source

French (Bailly abrégé)

3ᵉ duel épq. pqp. de *εἴκω¹.

Russian (Dvoretsky)

ἐΐκτην: эп. dual. ppf. к *εἴκω I.

German (Pape)

s. unter ἔοικα.