ἀκαταληκτικῶς

From LSJ

τὸν ἰητρὸν δοκέει μοι ἄριστον εἶναι πρόνοιαν ἐπιτηδεύειν → it appears to me a most excellent thing for the physician to cultivate prognosis

Source

Spanish (DGE)

adv. indefinidamente τὸ περὶ ταῦτ' ἀκαταληκτικῶς ἔχειν Arr.Epict.2.23.46.