κλαδί
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
English (LSJ)
metapl.dat.of κλάδος:—but κλᾱδί, Aeol., Dor.dat.of κλείς.
German (Pape)
[Seite 1445] metaplastischer dat. zu κλάδος, w. m. s.