βαρυμωροκάρδιος
From LSJ
μέτρον γὰρ τοῦ βίου τὸ καλόν, οὐ τὸ τοῦ χρόνου μῆκος → for life's measure is its beauty not its length (Plutarch, Consolatio ad Apollonium 111.D.4)
English (LSJ)
βαρυμωροκάρδιον, stubborn and foolish, Sm.Pr.14.14.
Spanish (DGE)
-ον
de pers. empecinado, terco Sm.Pr.14.14; cf. βαρυκάρδιος.