δεῖσις

From LSJ

Κύριε, βοήθησον τὸν δοῦλον σου Νῖλον κτλ. → Lord, help your slave Nilos ... (mosaic inscription from 4th-cent. church in the Negev)

Source

Spanish (DGE)

-εως, ἡ miedo, terror Hdn.Epim.21.