ἑπταέτις

From LSJ

τίς δ' οἶδεν εἰ τὸ ζῆν μέν ἐστι κατθανεῖν, τὸ κατθανεῖν δὲ ζῆν κάτω νομίζεται → who knows if life is death, and if in the underworld death is considered life

Source

German (Pape)

[Seite 1012] ιδος, ἡ, fem. zu ἑπταέτης, Ep. ad. 727 (App. 153).

Russian (Dvoretsky)

ἑπταέτις: ιδος Anth. adj. f к ἑπταετής.