ἀτεγγής

From LSJ

στάζει γὰρ αὖ μοι φοίνιον τόδ᾽ἐκ βυθοῦ κηκῖον αἷμαblood oozing from the deep wound, bloody gore drops oozing from the depths of my wound

Source

Spanish (DGE)

-ές
duro, inflexible οὐθεὶς οὕτως ἐστὶν ἐν ἀνθρώποισιν ἀτενγής (sic), IG 22.12236.7 (III a.C.).