σκληρώδης
From LSJ
ὁ δ' εὖ ἔρδων θεοὺς ἐλπίδι κυδροτέρᾳ σαίνει κέαρ → but he who does well to the gods cheers his heart with a more glorious hope
English (LSJ)
ες, contr. for σκληροειδής, Man.4.325, cj. for ὀχληρώδης in Lucil. ap. Gell.18.8.
German (Pape)
[Seite 901] ες, zsgzgn statt σκληροειδής, πέτρα, hart, Maneth. 4, 325.