κλαΐς
From LSJ
εἰς ἀναισχύντους θήκας ἐτράποντο → they resorted to disgraceful modes of burial, they lost all shame in the burial of the dead
German (Pape)
[Seite 1445] ῗδος, ἡ, dor. = κλείς, Pind.
Greek (Liddell-Scott)
κλᾱΐς: γεν, κλᾱῖδος, ἡ, Δωρ. ἀντὶ κληΐς, κλείς, λατ. clavis.